Single Bezel Floating Cosmopolitan Necklace

from $750.00

A floating lab created diamond necklace featuring a single, bezel set round diamond on a 16" chain. Available options: platinum, 14k or 18k gold: white, yellow, rose. All of Ada's fine jewelry is custom made to order. Design the perfect conflict-free diamond anniversary gift with our approachable diamond experts. Learn more about the future of fine jewelry today!

CTW:

.25 .5

Time to Ship:

1-2 Weeks

Quantity:

Add To Cart

In a Hurry?

Shop Ready to Ship Jewelry
Delivered as Soon as Tomorrow

New to Lab Diamonds?

Read Our Frequently Asked Questions
See Our Diamond Pricing

Bespoke Bridal

Always Custom, Always Conscious
Shop Engagement Rings

Customer Reviews

Read Real Reviews from
Clients Just Like You

Ready to Begin Your Concierge Experience?

INQUIRE NOW

© 2023 Ada Diamonds, Inc. All diamonds offered by Ada Diamonds™ are proudly laboratory-grown and can be referred to as lab created diamonds, grown diamonds, synthetic diamonds, man-made diamonds, cultivated diamonds, or cultured diamonds.

Colorless Near Colorless

D E F G H I J

IF Premium
to Standard
to

VVS1

VVS2

VS1

VS2

SI Unexceptional
Not Sold by
Ada Diamonds

Pricing in USD. Subject to availability.

Select Your Carat Weight

1.5 ct
1.75 ct
2.0 ct
2.25 ct
2.5 ct
2.75 ct
3.0 ct
3.5 ct
4.0 ct
5+ ct

<div id="header">
<base href="">
<meta charset="utf-8" />
<title>Single Bezel Floating Cosmopolitan Necklace | Featuring Lab Diamonds</title>
<meta http-equiv="Accept-CH" content="Sec-CH-UA-Platform-Version, Sec-CH-UA-Model" /><link rel="icon" type="image/x-icon" href="https://images.squarespace-cdn.com/content/v1/59b054ce1abeabbe4986b687/1504898647326-J4U2RSXZQY2KNMFZN3FA/favicon.ico?format=100w"/>
<link rel="canonical" href="https://rts.adadiamonds.com/jewelry/single-bezel-floating-cosmopolitan-necklace-039"/>
<meta property="og:site_name" content="Ada Diamonds"/>
<meta property="og:title" content="Single Bezel Floating Cosmopolitan Necklace | Featuring Lab Diamonds"/>
<meta property="og:url" content="https://rts.adadiamonds.com/jewelry/single-bezel-floating-cosmopolitan-necklace-039"/>
<meta property="og:type" content="product"/>
<meta property="og:description" content="Our timeless and elegant necklaces are made with lab diamonds of the highest quality, cast and hand-set in the USA by award-winning artisans."/>
<meta property="og:image" content="http://static1.squarespace.com/static/59b054ce1abeabbe4986b687/59b983f3e03f38cd8184fb18/59b98567b08eb2d9a39085e8/1694899788138/lab-created-diamond-necklace-white-gold.png?format=1500w"/>
<meta property="og:image:width" content="1200"/>
<meta property="og:image:height" content="1200"/>
<meta property="product:price:amount" content="750.00"/>
<meta property="product:price:currency" content="USD"/>
<meta property="product:availability" content="instock"/>
<meta itemprop="name" content="Single Bezel Floating Cosmopolitan Necklace | Featuring Lab Diamonds"/>
<meta itemprop="url" content="https://rts.adadiamonds.com/jewelry/single-bezel-floating-cosmopolitan-necklace-039"/>
<meta itemprop="description" content="Our timeless and elegant necklaces are made with lab diamonds of the highest quality, cast and hand-set in the USA by award-winning artisans."/>
<meta itemprop="thumbnailUrl" content="http://static1.squarespace.com/static/59b054ce1abeabbe4986b687/59b983f3e03f38cd8184fb18/59b98567b08eb2d9a39085e8/1694899788138/lab-created-diamond-necklace-white-gold.png?format=1500w"/>
<link rel="image_src" href="http://static1.squarespace.com/static/59b054ce1abeabbe4986b687/59b983f3e03f38cd8184fb18/59b98567b08eb2d9a39085e8/1694899788138/lab-created-diamond-necklace-white-gold.png?format=1500w" />
<meta itemprop="image" content="http://static1.squarespace.com/static/59b054ce1abeabbe4986b687/59b983f3e03f38cd8184fb18/59b98567b08eb2d9a39085e8/1694899788138/lab-created-diamond-necklace-white-gold.png?format=1500w"/>
<meta name="twitter:title" content="Single Bezel Floating Cosmopolitan Necklace | Featuring Lab Diamonds"/>
<meta name="twitter:image" content="http://static1.squarespace.com/static/59b054ce1abeabbe4986b687/59b983f3e03f38cd8184fb18/59b98567b08eb2d9a39085e8/1694899788138/lab-created-diamond-necklace-white-gold.png?format=1500w"/>
<meta name="twitter:url" content="https://rts.adadiamonds.com/jewelry/single-bezel-floating-cosmopolitan-necklace-039"/>
<meta name="twitter:card" content="summary"/>
<meta name="twitter:description" content="Our timeless and elegant necklaces are made with lab diamonds of the highest quality, cast and hand-set in the USA by award-winning artisans."/>
<meta name="description" content="Our timeless and elegant necklaces are made with lab diamonds of the 
highest quality, cast and hand-set in the USA by award-winning artisans." />
<link rel="preconnect" href="https://images.squarespace-cdn.com">
<script type="text/javascript" crossorigin="anonymous" nomodule="nomodule" src="//assets.squarespace.com/@sqs/polyfiller/1.6/legacy.js"></script>
<script type="text/javascript" crossorigin="anonymous" src="//assets.squarespace.com/@sqs/polyfiller/1.6/modern.js"></script>
<script type="text/javascript">SQUARESPACE_ROLLUPS = {};</script>
<script>(function(rollups, name) { if (!rollups[name]) { rollups[name] = {}; } rollups[name].js = ["//assets.squarespace.com/universal/scripts-compressed/extract-css-runtime-c53402e169a8bb53259f-min.en-US.js"]; })(SQUARESPACE_ROLLUPS, 'squarespace-extract_css_runtime');</script>
<script crossorigin="anonymous" src="//assets.squarespace.com/universal/scripts-compressed/extract-css-runtime-c53402e169a8bb53259f-min.en-US.js" ></script><script>(function(rollups, name) { if (!rollups[name]) { rollups[name] = {}; } rollups[name].js = ["//assets.squarespace.com/universal/scripts-compressed/extract-css-moment-js-vendor-6c569122bfa66a51a056-min.en-US.js"]; })(SQUARESPACE_ROLLUPS, 'squarespace-extract_css_moment_js_vendor');</script>
<script crossorigin="anonymous" src="//assets.squarespace.com/universal/scripts-compressed/extract-css-moment-js-vendor-6c569122bfa66a51a056-min.en-US.js" ></script><script>(function(rollups, name) { if (!rollups[name]) { rollups[name] = {}; } rollups[name].js = ["//assets.squarespace.com/universal/scripts-compressed/cldr-resource-pack-907dfe7701e90c1e5cbd-min.en-US.js"]; })(SQUARESPACE_ROLLUPS, 'squarespace-cldr_resource_pack');</script>
<script crossorigin="anonymous" src="//assets.squarespace.com/universal/scripts-compressed/cldr-resource-pack-907dfe7701e90c1e5cbd-min.en-US.js" ></script><script>(function(rollups, name) { if (!rollups[name]) { rollups[name] = {}; } rollups[name].js = ["//assets.squarespace.com/universal/scripts-compressed/common-vendors-stable-61293f01d648eef165fc-min.en-US.js"]; })(SQUARESPACE_ROLLUPS, 'squarespace-common_vendors_stable');</script>
<script crossorigin="anonymous" src="//assets.squarespace.com/universal/scripts-compressed/common-vendors-stable-61293f01d648eef165fc-min.en-US.js" ></script><script>(function(rollups, name) { if (!rollups[name]) { rollups[name] = {}; } rollups[name].js = ["//assets.squarespace.com/universal/scripts-compressed/common-vendors-7e83b47571ba105379d4-min.en-US.js"]; })(SQUARESPACE_ROLLUPS, 'squarespace-common_vendors');</script>
<script crossorigin="anonymous" src="//assets.squarespace.com/universal/scripts-compressed/common-vendors-7e83b47571ba105379d4-min.en-US.js" ></script><script>(function(rollups, name) { if (!rollups[name]) { rollups[name] = {}; } rollups[name].js = ["//assets.squarespace.com/universal/scripts-compressed/common-765035a7c194f738de97-min.en-US.js"]; })(SQUARESPACE_ROLLUPS, 'squarespace-common');</script>
<script crossorigin="anonymous" src="//assets.squarespace.com/universal/scripts-compressed/common-765035a7c194f738de97-min.en-US.js" ></script><script>(function(rollups, name) { if (!rollups[name]) { rollups[name] = {}; } rollups[name].js = ["//assets.squarespace.com/universal/scripts-compressed/commerce-10d233f737fb0ff77496-min.en-US.js"]; })(SQUARESPACE_ROLLUPS, 'squarespace-commerce');</script>
<script crossorigin="anonymous" src="//assets.squarespace.com/universal/scripts-compressed/commerce-10d233f737fb0ff77496-min.en-US.js" ></script><script>(function(rollups, name) { if (!rollups[name]) { rollups[name] = {}; } rollups[name].css = ["//assets.squarespace.com/universal/styles-compressed/commerce-235d2f371f4251fb9c82-min.en-US.css"]; })(SQUARESPACE_ROLLUPS, 'squarespace-commerce');</script>
<link rel="stylesheet" type="text/css" href="//assets.squarespace.com/universal/styles-compressed/commerce-235d2f371f4251fb9c82-min.en-US.css"><script>(function(rollups, name) { if (!rollups[name]) { rollups[name] = {}; } rollups[name].js = ["//assets.squarespace.com/universal/scripts-compressed/user-account-core-25508ab8c9e5c1574c9d-min.en-US.js"]; })(SQUARESPACE_ROLLUPS, 'squarespace-user_account_core');</script>
<script crossorigin="anonymous" src="//assets.squarespace.com/universal/scripts-compressed/user-account-core-25508ab8c9e5c1574c9d-min.en-US.js" ></script><script>(function(rollups, name) { if (!rollups[name]) { rollups[name] = {}; } rollups[name].css = ["//assets.squarespace.com/universal/styles-compressed/user-account-core-b6e8cafbf34b05da5c2b-min.en-US.css"]; })(SQUARESPACE_ROLLUPS, 'squarespace-user_account_core');</script>
<link rel="stylesheet" type="text/css" href="//assets.squarespace.com/universal/styles-compressed/user-account-core-b6e8cafbf34b05da5c2b-min.en-US.css"><script>(function(rollups, name) { if (!rollups[name]) { rollups[name] = {}; } rollups[name].js = ["//assets.squarespace.com/universal/scripts-compressed/performance-a1f04ef378c5b48fe84b-min.en-US.js"]; })(SQUARESPACE_ROLLUPS, 'squarespace-performance');</script>
<script crossorigin="anonymous" src="//assets.squarespace.com/universal/scripts-compressed/performance-a1f04ef378c5b48fe84b-min.en-US.js" defer ></script><script data-name="static-context">Static = window.Static || {}; Static.SQUARESPACE_CONTEXT = {"betaFeatureFlags":["campaigns_thumbnail_layout","campaigns_global_uc_ab","commerce_site_visitor_metrics","i18n_beta_website_locales","campaigns_new_image_layout_picker","enable_css_variable_tweaks","visitor_react_forms","campaigns_discount_section_in_blasts","order_status_page_checkout_landing_enabled","is_feature_gate_refresh_enabled","campaigns_import_discounts","scripts_defer","gdpr_cookie_banner","contacts_and_campaigns_redesign","accounting_orders_sync","commerce_clearpay","marketing_landing_page","campaigns_discount_section_in_automations"],"facebookAppId":"314192535267336","facebookApiVersion":"v6.0","rollups":{"squarespace-announcement-bar":{"js":"//assets.squarespace.com/universal/scripts-compressed/announcement-bar-d4b60a491ecde5b97764-min.en-US.js"},"squarespace-audio-player":{"css":"//assets.squarespace.com/universal/styles-compressed/audio-player-ef238f99d44a3bdc6fbe-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/audio-player-aefad9514f1f48599523-min.en-US.js"},"squarespace-blog-collection-list":{"css":"//assets.squarespace.com/universal/styles-compressed/blog-collection-list-8ec841cacfb75d4282f4-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/blog-collection-list-93d51fbe4a919163e8fd-min.en-US.js"},"squarespace-calendar-block-renderer":{"css":"//assets.squarespace.com/universal/styles-compressed/calendar-block-renderer-b15e2d46a617c8add4b4-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/calendar-block-renderer-eb98a9772eef10a61680-min.en-US.js"},"squarespace-chartjs-helpers":{"css":"//assets.squarespace.com/universal/styles-compressed/chartjs-helpers-9e75b5d75bb5cb4c1f67-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/chartjs-helpers-0555106212c61832dc1b-min.en-US.js"},"squarespace-comments":{"css":"//assets.squarespace.com/universal/styles-compressed/comments-a0d9356d7c1596ab2c53-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/comments-e836f4dfa856d84f2b35-min.en-US.js"},"squarespace-custom-css-popup":{"css":"//assets.squarespace.com/universal/styles-compressed/custom-css-popup-3a08a59ab0d49f924e34-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/custom-css-popup-9a3637ee37a9b23222e8-min.en-US.js"},"squarespace-dialog":{"css":"//assets.squarespace.com/universal/styles-compressed/dialog-2dcac307baebe70727dc-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/dialog-da9aa7d67069c81c8e17-min.en-US.js"},"squarespace-events-collection":{"css":"//assets.squarespace.com/universal/styles-compressed/events-collection-b15e2d46a617c8add4b4-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/events-collection-46066e12a6beadb43ff2-min.en-US.js"},"squarespace-form-rendering-utils":{"js":"//assets.squarespace.com/universal/scripts-compressed/form-rendering-utils-d65143596c1fd2db6a8c-min.en-US.js"},"squarespace-forms":{"css":"//assets.squarespace.com/universal/styles-compressed/forms-b952cddb94c5d471b8d3-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/forms-e6a04df1ede4c6abe0ce-min.en-US.js"},"squarespace-gallery-collection-list":{"css":"//assets.squarespace.com/universal/styles-compressed/gallery-collection-list-8ec841cacfb75d4282f4-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/gallery-collection-list-8ab6d60c33aaa9220d48-min.en-US.js"},"squarespace-image-zoom":{"css":"//assets.squarespace.com/universal/styles-compressed/image-zoom-8ec841cacfb75d4282f4-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/image-zoom-fde0b4da7f2332d3851c-min.en-US.js"},"squarespace-pinterest":{"css":"//assets.squarespace.com/universal/styles-compressed/pinterest-8ec841cacfb75d4282f4-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/pinterest-42b2471f35a458529d41-min.en-US.js"},"squarespace-popup-overlay":{"css":"//assets.squarespace.com/universal/styles-compressed/popup-overlay-e89b4cc96c222ed66c64-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/popup-overlay-33a8c57ef48606891d16-min.en-US.js"},"squarespace-product-quick-view":{"css":"//assets.squarespace.com/universal/styles-compressed/product-quick-view-2f87c3dcb76ca485179d-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/product-quick-view-2e3fc5d747483a2b3196-min.en-US.js"},"squarespace-products-collection-item-v2":{"css":"//assets.squarespace.com/universal/styles-compressed/products-collection-item-v2-8ec841cacfb75d4282f4-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/products-collection-item-v2-921b8aa24f5746dfa032-min.en-US.js"},"squarespace-products-collection-list-v2":{"css":"//assets.squarespace.com/universal/styles-compressed/products-collection-list-v2-8ec841cacfb75d4282f4-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/products-collection-list-v2-52403235629e0d8a003b-min.en-US.js"},"squarespace-search-page":{"css":"//assets.squarespace.com/universal/styles-compressed/search-page-917382e71b023cec7555-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/search-page-336715e1da1dc4d74c9a-min.en-US.js"},"squarespace-search-preview":{"js":"//assets.squarespace.com/universal/scripts-compressed/search-preview-13a7d5fe3349c6c1aa31-min.en-US.js"},"squarespace-simple-liking":{"css":"//assets.squarespace.com/universal/styles-compressed/simple-liking-4279cc7bb78333b8db43-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/simple-liking-cede7154e30542cabab1-min.en-US.js"},"squarespace-social-buttons":{"css":"//assets.squarespace.com/universal/styles-compressed/social-buttons-3a7d186e7e5e3b30911b-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/social-buttons-626c1bfe3e61606c3766-min.en-US.js"},"squarespace-tourdates":{"css":"//assets.squarespace.com/universal/styles-compressed/tourdates-8ec841cacfb75d4282f4-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/tourdates-3388e569034b8c9cef97-min.en-US.js"},"squarespace-website-overlays-manager":{"css":"//assets.squarespace.com/universal/styles-compressed/website-overlays-manager-efd3c12d460f58781eb3-min.en-US.css","js":"//assets.squarespace.com/universal/scripts-compressed/website-overlays-manager-773808c9b3d89fc7a462-min.en-US.js"}},"pageType":50,"website":{"id":"59b054ce1abeabbe4986b687","identifier":"adadiamonds","websiteType":4,"contentModifiedOn":1734372230409,"cloneable":false,"hasBeenCloneable":false,"developerMode":true,"siteStatus":{},"language":"en-US","timeZone":"America/Los_Angeles","machineTimeZoneOffset":-28800000,"timeZoneOffset":-28800000,"timeZoneAbbr":"PST","siteTitle":"Ada Diamonds","fullSiteTitle":"Single Bezel Floating Cosmopolitan Necklace | Featuring Lab Diamonds","siteDescription":"","location":{"mapZoom":18.0,"mapLat":37.78856320768957,"mapLng":-122.40516055277863,"addressTitle":"Ada Diamonds","addressLine1":"170 Grant Ave Suite 600","addressLine2":"San Francisco, CA, 94108","addressCountry":"United States"},"logoImageId":"5b576f9d352f53e2b32a9d96","socialLogoImageId":"59f7b8230852294c311cd454","shareButtonOptions":{"2":true,"1":true,"8":true,"6":true,"7":true},"logoImageUrl":"//images.squarespace-cdn.com/content/v1/59b054ce1abeabbe4986b687/1532456861630-RQ11P8DHOGZATVRV29WU/Ada+Diamonds+Logo.png","socialLogoImageUrl":"//images.squarespace-cdn.com/content/v1/59b054ce1abeabbe4986b687/1509406755936-0B84P6ZADPSMZDUGR68N/AD-067%2BSix%2BProng%2BPlatinum1.jpg","authenticUrl":"https://rts.adadiamonds.com","internalUrl":"https://adadiamonds.squarespace.com","baseUrl":"https://rts.adadiamonds.com","primaryDomain":"rts.adadiamonds.com","sslSetting":3,"isHstsEnabled":false,"socialAccounts":[{"serviceId":64,"userId":"2051733625","userName":"adadiamonds","screenname":"Ada Diamonds","addedOn":1517863335067,"profileUrl":"https://www.instagram.com/adadiamonds","iconUrl":"https://scontent.cdninstagram.com/vp/14aaa637e8cf224607eb513c8bfde5ea/5CD45B97/t51.2885-19/s150x150/1169734_1969221006636868_83413375_a.jpg?_nc_ht=scontent.cdninstagram.com","collectionId":"5a78c1a751a584bd890b7797","iconEnabled":true,"serviceName":"instagram-unauth"},{"serviceId":2,"userId":"10101939236870563","screenname":"Ada Diamonds","addedOn":1504987633795,"profileUrl":"https://www.facebook.com/adadiamonds","iconUrl":"http://graph.facebook.com/10101939236870563/picture?type=square","metaData":{"service":"facebook"},"iconEnabled":true,"serviceName":"facebook"},{"serviceId":19,"userId":"459367368150279846","screenname":"Ada Diamonds ","addedOn":1504987915827,"profileUrl":"https://www.pinterest.com/adadiamonds/","iconUrl":"https://s-media-cache-ak0.pinimg.com/avatars/adadiamonds_1445016221_60.jpg","metaData":{"service":"pinterest"},"iconEnabled":true,"serviceName":"pinterest"}],"typekitId":"","statsMigrated":false,"imageMetadataProcessingEnabled":false,"screenshotId":"57048ac115edc7a82913606c764694170947391f7eb2200d835bf59f4fbf77de","captchaSettings":{"enabledForDonations":false},"showOwnerLogin":false},"websiteSettings":{"id":"59b054ce1abeabbe4986b68a","websiteId":"59b054ce1abeabbe4986b687","type":"E-commerce","subjects":[],"country":"US","state":"CA","simpleLikingEnabled":false,"mobileInfoBarSettings":{"isContactEmailEnabled":false,"isContactPhoneNumberEnabled":false,"isLocationEnabled":false,"isBusinessHoursEnabled":false},"announcementBarSettings":{"style":1,"text":"<p class=\"\" data-rte-preserve-empty=\"true\" style=\"white-space:pre-wrap;\"></p>"},"popupOverlaySettings":{"style":1,"showOnScroll":false,"scrollPercentage":25,"showOnTimer":true,"timerDelay":0,"showUntilSignup":false,"displayFrequency":1,"enableMobile":true,"enabledPages":["5a123224652dea88b04c2d50"],"showOnAllPages":true,"version":7},"commentLikesAllowed":true,"commentAnonAllowed":true,"commentThreaded":true,"commentApprovalRequired":false,"commentAvatarsOn":true,"commentSortType":2,"commentFlagThreshold":0,"commentFlagsAllowed":true,"commentEnableByDefault":true,"commentDisableAfterDaysDefault":0,"disqusShortname":"","commentsEnabled":false,"contactPhoneNumber":"(650) 416-7576","businessHours":{"monday":{"text":"","ranges":[{}]},"tuesday":{"text":"","ranges":[{}]},"wednesday":{"text":"","ranges":[{}]},"thursday":{"text":"","ranges":[{}]},"friday":{"text":"","ranges":[{}]},"saturday":{"text":"","ranges":[{}]},"sunday":{"text":"","ranges":[{}]}},"storeSettings":{"returnPolicy":"<p class=\"\" style=\"white-space:pre-wrap;\">Ada Diamonds is proud to honor a 30-day return and refund policy. To initiate a return, submit a Customer Service Inquiry within 30 days of receipt of Ada merchandise through the website. The 30-day return policy is inclusive of the date of receipt. Merchandise is considered received when it is delivered to the specified address, including when sent to a friend or family member or when sent to a Fedex Office. Customers are encouraged to obtain their merchandise from a Fedex Office the day it arrives. </p><p class=\"\" style=\"white-space:pre-wrap;\">Merchandise may be returned in person at the San Francisco or New York locations by appointment or during our drop-in hours. Appointments may be limited due to COVID-19 closures. Merchandise may be returned via Fedex. After initiating a return via a Customer Service inquiry, if eligible, the customer will receive an RMA and invoice to purchase a one-way fully-insured shipping label. International clients are responsible for paying for any import tariff, taxes, or duties assessed and charged on return of goods to Ada Diamonds, which will be deducted from total amount of refund.<br><br>Finished jewelry must be returned in complete, original, out-of-the-box condition, with original grading certificates, if applicable. In other words, pieces worn during the 30-day period are no longer in original condition and are not eligible for return. Loose diamond purchases must be returned with the original grading certificate and in their original condition. Ada Diamonds will check to ensure both loose diamonds and set diamonds match their corresponding grading certificates. Finished jewelry must be returned in full; Ada Diamonds will not accept partial returns of finished jewelry, such as returning only the setting or only the loose diamond.</p><p class=\"\" style=\"white-space:pre-wrap;\">Items purchased from \u201CReady to Ship\u201D that are returned within 30 days carry the following re-stocking fees: <br><br>Delicate Collection: $25 USD<br>All other Ready to Ship items: $75 USD</p><p class=\"\" style=\"white-space:pre-wrap;\">Any non-refundable portion of a sale, such as a non-refundable 20% deposit, is not refundable on return.</p>","termsOfService":"<p class=\"\">https://www.adadiamonds.com/terms-of-service</p>","privacyPolicy":"<p class=\"\">https://www.adadiamonds.com/terms-of-service</p>","expressCheckout":true,"continueShoppingLinkUrl":"/","useLightCart":false,"showNoteField":false,"shippingCountryDefaultValue":"US","billToShippingDefaultValue":true,"showShippingPhoneNumber":true,"isShippingPhoneRequired":true,"showBillingPhoneNumber":true,"isBillingPhoneRequired":false,"currenciesSupported":["USD","AUD","CAD","CHF","CZK","DKK","EUR","GBP","HKD","ILS","MXN","MYR","NOK","NZD","PHP","PLN","RUB","SEK","SGD","THB"],"defaultCurrency":"USD","selectedCurrency":"USD","measurementStandard":1,"orderConfirmationInjectCode":" \n\n<script>\n  gtag('event', 'conversion', {\n      'send_to': 'AW-864091249/b1-8CJi_gYsCEPH4g5wD',\n      'value': {orderGrandTotal},\n      'currency': 'USD',\n      'transaction_id': '{orderId}'\n  });\n<\/script>","showCustomCheckoutForm":true,"checkoutPageMarketingOptInEnabled":false,"enableMailingListOptInByDefault":true,"sameAsRetailLocation":false,"merchandisingSettings":{"scarcityEnabledOnProductItems":false,"scarcityEnabledOnProductBlocks":false,"scarcityMessageType":"DEFAULT_SCARCITY_MESSAGE","scarcityThreshold":10,"multipleQuantityAllowedForServices":true,"restockNotificationsEnabled":false,"restockNotificationsMailingListSignUpEnabled":false,"relatedProductsEnabled":false,"relatedProductsOrdering":"random","soldOutVariantsDropdownDisabled":false,"productComposerOptedIn":false,"productComposerABTestOptedOut":false,"productReviewsEnabled":false,"displayImportedProductReviewsEnabled":false,"hasOptedToCollectNativeReviews":false},"minimumOrderSubtotalEnabled":false,"minimumOrderSubtotal":{"currency":"USD","value":"0.00"},"isLive":true,"multipleQuantityAllowedForServices":true},"useEscapeKeyToLogin":true,"ssBadgeType":1,"ssBadgePosition":4,"ssBadgeVisibility":1,"ssBadgeDevices":1,"pinterestOverlayOptions":{"mode":"disabled"},"ampEnabled":true,"userAccountsSettings":{"loginAllowed":false,"signupAllowed":false}},"cookieSettings":{"isCookieBannerEnabled":false,"isRestrictiveCookiePolicyEnabled":false,"cookieBannerText":"","cookieBannerTheme":"","cookieBannerVariant":"","cookieBannerPosition":"","cookieBannerCtaVariant":"","cookieBannerCtaText":"","cookieBannerAcceptType":"OPT_IN","cookieBannerOptOutCtaText":"","cookieBannerHasOptOut":false,"cookieBannerHasManageCookies":true,"cookieBannerManageCookiesLabel":"","cookieBannerSavedPreferencesText":"","cookieBannerSavedPreferencesLayout":"PILL"},"websiteCloneable":false,"collection":{"title":"Lab Grown Diamond Jewelry","id":"59b983f3e03f38cd8184fb18","fullUrl":"/jewelry","type":13,"permissionType":1},"item":{"title":"Single Bezel Floating Cosmopolitan Necklace","id":"59b98567b08eb2d9a39085e8","fullUrl":"/jewelry/single-bezel-floating-cosmopolitan-necklace-039","publicCommentCount":0,"commentState":1,"recordType":11},"subscribed":false,"appDomain":"squarespace.com","templateTweakable":true,"tweakJSON":{"aspect-ratio":"Auto","gallery-arrow-style":"No Background","gallery-aspect-ratio":"3:2 Standard","gallery-auto-crop":"false","gallery-autoplay":"true","gallery-design":"Slideshow","gallery-info-overlay":"Show on Hover","gallery-loop":"true","gallery-navigation":"Numbers","gallery-show-arrows":"true","gallery-transitions":"Fade","galleryArrowBackground":"hsl(232, 84%, 19%)","galleryArrowColor":"rgba(255,255,255,1)","galleryAutoplaySpeed":"5","galleryCircleColor":"rgba(255,255,255,1)","galleryInfoBackground":"hsl(232, 84%, 19%)","galleryThumbnailSize":"148px","gridSize":"350px","gridSpacing":"0px","tweak-blog-list-columns":"4","tweak-blog-list-item-image-aspect-ratio-grid":"1:1 Square","tweak-blog-list-item-image-aspect-ratio-stacked":"1:1 Square","tweak-blog-list-item-image-show":"true","tweak-blog-list-spacing":"20px","tweak-blog-list-style":"Grid","tweak-footer-layout":"Stacked","tweak-header-bottom-overlay-on-index-gallery":"false","tweak-index-gallery-apply-bottom-spacing":"true","tweak-index-gallery-autoplay-duration":"2","tweak-index-gallery-autoplay-enable":"true","tweak-index-gallery-fixed-height":"true","tweak-index-gallery-height":"100vh","tweak-index-gallery-indicators":"Lines","tweak-index-gallery-layout":"Packed","tweak-index-gallery-transition":"Fade","tweak-index-gallery-transition-duration":"500","tweak-index-nav-position":"Right","tweak-index-page-apply-bottom-spacing":"false","tweak-index-page-fullscreen":"First Page Only","tweak-index-page-min-height":"75vh","tweak-mobile-breakpoint":"980px","tweak-overlay-parallax-enabled":"true","tweak-overlay-parallax-new-math":"true","tweak-product-item-image-zoom-factor":"2.5","tweak-product-list-item-hover-behavior":"Show Alternate Image","tweak-product-list-items-per-row":"4","tweak-related-products-items-per-row":"3","tweak-related-products-title-spacing":"50px","tweak-site-ajax-loading-enable":"true","tweak-site-border-show":"false","tweak-site-border-width":"50px"},"templateId":"59b465a5cd39c304a13ba7fe","templateVersion":"7","pageFeatures":[1,2,4],"gmRenderKey":"QUl6YVN5Q0JUUk9xNkx1dkZfSUUxcjQ2LVQ0QWVUU1YtMGQ3bXk4","templateScriptsRootUrl":"https://static1.squarespace.com/static/ta/59b054ce1abeabbe4986b687/8706/scripts/","impersonatedSession":false,"tzData":{"zones":[[-480,"US","P%sT",null]],"rules":{"US":[[1967,2006,null,"Oct","lastSun","2:00","0","S"],[1987,2006,null,"Apr","Sun>=1","2:00","1:00","D"],[2007,"max",null,"Mar","Sun>=8","2:00","1:00","D"],[2007,"max",null,"Nov","Sun>=1","2:00","0","S"]]}},"product":{"variantAttributeNames":["CTW","Time to Ship"],"variants":[{"id":"9eddd38d-84bd-49ea-99d0-46c1834a0ea4","sku":"SQ4682233","price":{"currencyCode":"USD","value":75000,"decimalValue":"750.00","fractionalDigits":2},"salePrice":{"currencyCode":"USD","value":0,"decimalValue":"0.00","fractionalDigits":2},"onSale":false,"stock":{"unlimited":true},"attributes":{"Time to Ship":"1-2 Weeks","CTW":".25"},"shippingWeight":{"value":0.0,"unit":"POUND"},"shippingSize":{"unit":"INCH","width":0.0,"height":0.0,"len":0.0}},{"id":"8e323653-f8d1-4efc-83a7-5e9d070e954a","sku":"SQ9417235","price":{"currencyCode":"USD","value":245000,"decimalValue":"2450.00","fractionalDigits":2},"salePrice":{"currencyCode":"USD","value":0,"decimalValue":"0.00","fractionalDigits":2},"onSale":false,"stock":{"unlimited":true},"attributes":{"Time to Ship":"1-2 Weeks","CTW":".5"},"shippingWeight":{"value":0.0,"unit":"POUND"},"shippingSize":{"unit":"INCH","width":0.0,"height":0.0,"len":0.0}}],"subscribable":false,"fulfilledExternally":false,"productType":1},"showAnnouncementBar":false,"recaptchaEnterpriseContext":{"recaptchaEnterpriseSiteKey":"6LdDFQwjAAAAAPigEvvPgEVbb7QBm-TkVJdDTlAv"},"i18nContext":{"timeZoneData":{"id":"America/Los_Angeles","name":"Pacific Time"}},"env":"PRODUCTION"};</script><script>Squarespace.load(window);</script>
<script type="application/ld+json">{"url":"https://rts.adadiamonds.com","name":"Ada Diamonds","description":"","image":"//images.squarespace-cdn.com/content/v1/59b054ce1abeabbe4986b687/1532456861630-RQ11P8DHOGZATVRV29WU/Ada+Diamonds+Logo.png","@context":"http://schema.org","@type":"WebSite"}</script><script type="application/ld+json">{"legalName":"Ada Diamonds","address":"170 Grant Ave Suite 600\nSan Francisco, CA, 94108\nUnited States","email":"orders@adadiamonds.com","telephone":"(650) 416-7576","sameAs":["https://www.instagram.com/adadiamonds","https://www.facebook.com/adadiamonds","https://www.pinterest.com/adadiamonds/"],"@context":"http://schema.org","@type":"Organization"}</script><script type="application/ld+json">{"address":"170 Grant Ave Suite 600\nSan Francisco, CA, 94108\nUnited States","image":"https://static1.squarespace.com/static/59b054ce1abeabbe4986b687/t/5b576f9d352f53e2b32a9d96/1734372230409/","name":"Ada Diamonds","openingHours":", , , , , , ","@context":"http://schema.org","@type":"LocalBusiness"}</script><script type="application/ld+json">{"name":"Single Bezel Floating Cosmopolitan Necklace | Featuring Lab Diamonds","image":"http://static1.squarespace.com/static/59b054ce1abeabbe4986b687/59b983f3e03f38cd8184fb18/59b98567b08eb2d9a39085e8/1694899788138/lab-created-diamond-necklace-white-gold.png?format=1500w","description":"Our timeless and elegant necklaces are made with lab diamonds of the highest quality, cast and hand-set in the USA by award-winning artisans.","brand":"Ada Diamonds","offers":{"lowPrice":750.00,"highPrice":2450.00,"priceCurrency":"USD","offerCount":2,"availability":"InStock","@context":"http://schema.org","@type":"AggregateOffer"},"@context":"http://schema.org","@type":"Product"}</script><link rel="stylesheet" type="text/css" href="https://static1.squarespace.com/static/sitecss/59b054ce1abeabbe4986b687/2650/59b465a5cd39c304a13ba7fe/59b465a5cd39c304a13ba81a/8706/site.css"/>
<script>  
var priceRecommendedMin =  ['$2,200', '$2,600', '$3,150', '$3,550', '$3,950', '$4,300', '$4,950', '$5,750', '$8,400', '$11,700'];	
var priceRecommendedMax =  ['$2,600', '$3,050', '$3,950', '$4,450', '$4,950', '$5,450', '$6,500', '$7,600', '$11,000', '$15,750'];
var pricePremiumMin =  ['$3,150', '$3,700', '$4,950', '$5,550', '$6,150', '$6,800', '$7,800', '$9,100', '$13,050', '$20,600'];	
var pricePremiumMax =  ['$3,500', '$4,100', '$5,800', '$6,550', '$7,250', '$8,000', '$8,950', '$10,450', '$15,350', '$23,500'];
</script>

<script>  
	var intro = document.getElementsByClassName('Intro--has-image');
	if (intro != null && intro.length > 0) {
		intro[0].innerHTML = '<div class="Index-page-scroll-indicator" data-controller="ScrollIndicator" data-controllers-bound="ScrollIndicator" tabindex="-1"><svg class="Index-page-scroll-indicator-arrow Icon Icon--caretLarge--down" viewBox="0 0 48 23" ><use xlink:href="#caret-down-large-icon" ></use></svg></div>'
		+ intro[0].innerHTML;
	}
</script>

<script>
  function refreshParallaxImages(){
    var numParallax = document.getElementsByClassName('Index-page--has-image').length;
    //console.log("refreshing parallax images - " + numParallax);
    if (numParallax > 0) {
      window.dispatchEvent(new Event('resize'));
      window.dispatchEvent(new Event('scroll'));
    }
  }
</script>

<script>
  /////////////////////////////////////////////////////
  //
  // Google Tag Manager 
  //
  /////////////////////////////////////////////////////
(function(w,d,s,l,i){
  console.log('Initializing Tag Manager');
  w[l]=w[l]||[];w[l].push({'gtm.start':
                                                new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],
      j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src=
        'https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);
                      })(window,document,'script','dataLayer','GTM-KRDHDWG');
</script>

<script>
  document.addEventListener('DOMContentLoaded', initZipperLeftRightSwap);

window.addEventListener('mercury:load', addYoutubeVideos);  
  window.addEventListener('mercury:load', initZipperLeftRightSwap);
 
  ////////////////////////////////////////////////////////////////
  //
  //this removes all the lazy loading scripts that fire on scroll 
  //(that are now fired by Mercury Loads)
  //
  ////////////////////////////////////////////////////////////////
  //window.addEventListener('mercury:load', removeScrollListeners);  
  //function removeScrollListeners(){
  //}

/////////////////////////////////////////////////////
  //
  // Youtube div -> iframe to lazy load Youtube Videos
  //
  /////////////////////////////////////////////////////
  function addYoutubeVideos() {

//console.log("looking for YT Videos!");
    var ytDivArray = document.getElementsByClassName("yt-video");
	
    if (ytDivArray.length > 0){
      var oldScript = document.getElementsByClassName("youtube-script");

if (oldScript.length == 0){
        //console.log("Adding Youtube Script!");
        var tag = document.createElement('script');
        tag.classList.add("youtube-script");
        tag.src = "https://www.youtube.com/iframe_api";
        var firstScriptTag = document.getElementsByTagName('script')[0];
        firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
      }  
    }
	
    for (var i = 0; i < ytDivArray.length; i++){
      var width = ytDivArray[i].parentNode.offsetWidth;
      var height = width * 9 / 16;
      var margin = (width - height) / 2;

if (!ytDivArray[i].hasChildNodes()){
        //ytDivArray[i].style.marginTop = margin + "px";
        var youtubeID = ytDivArray[i].id;
        ytDivArray[i].innerHTML = '<iframe src="https://www.youtube.com/embed/' + youtubeID + '?enablejsapi=1&rel=0&playsinline=1&showinfo=0&iv_load_policy=3&modestbranding=1&fs=1&origin=https://rts.adadiamonds.com" allowfullscreen frameborder="0" data-autoplay="false" width = "' + width + 'px" height = "' + height + '" class ="youtube-product-video-iframe" id="' + youtubeID + '-yt-iframe"></iframe>';
      }
    }
  }
  ///////////////////////////////////////////
  // End Youtube div -> iframe
  ///////////////////////////////////////////

//////////////////////////////////////////////////
  //
  // Swaps the right zipper image to the right
  // Workaround for AMP Blog Posts
  //
  //////////////////////////////////////////////////
  function initZipperLeftRightSwap() {
    var onResizeRightImages = function() {
      var rightImages = document.getElementsByClassName('right-zipper-image');
      if (rightImages != null && window.matchMedia("(min-width: 641px)").matches){
        for (var i = 0; i < rightImages.length; i++) {
          //console.log("Right Image Flip!!!");
          var rightImageParent = rightImages[i].parentNode;
          if (rightImageParent != null && rightImageParent.nextSibling != null){
            swapSibling(rightImageParent, rightImageParent.nextSibling); 
          }
        }
      }
    };
    window.addEventListener('resize', onResizeRightImages); 
  }
  //////////////////////////////////////////////////
  // End Workaround for AMP Blog Posts
  //////////////////////////////////////////////////
</script>

<script>
  //////////////////////////////////////////////////
  //	
  // Shadow AMP Parallax Images for PDPs
  //
  //////////////////////////////////////////////////

window.addEventListener('mercury:load', findParallaxImages);
  function findParallaxImages () {
    console.log("Looking for Parallax images!");
    var productList = document.querySelectorAll('.ProductItem-additional .image-block');

if (productList.length > 0){
      //var imageArray = document.querySelectorAll('.ProductItem-additional .image-block .thumb-image');
       var imageArray = document.querySelectorAll('.ProductItem-additional .image-block img');
      if (imageArray.length > 0){
        var productSummary = document.getElementsByClassName("ProductItem-summary");

if (productSummary.length > 0){
          productSummary[0].style.position = "relative";
          productSummary[0].style.zIndex = "2";
        }

var image = imageArray[0];
        var dimensions = image.getAttribute("data-image-dimensions");
        var dimensionArray = dimensions.split('x')
        var source = image.getAttribute("data-image");
        var altText = image.getAttribute("alt");

var imageParent = productList[0].parentNode;
        var doc = new DOMParser().parseFromString(amp, "text/html");

//console.log("Adding AMP Script!");
        var tag = doc.createElement('script');
        tag.async = true;
        tag.src = "https://cdn.ampproject.org/v0.js";
        var firstScriptTag = doc.getElementsByTagName('head')[0];
        firstScriptTag.appendChild(tag);

//console.log("Adding pdp-parallax-script Script!");
        var tag = doc.createElement('script');
        tag.async = true;
        tag.setAttribute("custom-element", "amp-fx-collection");
        tag.src = "https://cdn.ampproject.org/v0/amp-fx-collection-0.1.js";
        var firstScriptTag = doc.getElementsByTagName('head')[0];
        firstScriptTag.appendChild(tag);

var tag = doc.createElement('script');
        tag.async = true;
        tag.setAttribute("custom-element", "amp-position-observer");
        tag.src = "https://cdn.ampproject.org/v0/amp-position-observer-0.1.js";
        var firstScriptTag = doc.getElementsByTagName('head')[0];
        firstScriptTag.appendChild(tag);

var tag = doc.createElement('script');
        tag.async = true;
        tag.setAttribute("custom-element", "amp-animation");
        tag.src = "https://cdn.ampproject.org/v0/amp-animation-0.1.js";
        var firstScriptTag = doc.getElementsByTagName('head')[0];
        firstScriptTag.appendChild(tag);

imageParent.removeChild(productList[0]);
        imageParent.style.marginTop = "-80vh";
        var newDiv = doc.createElement('div');
        newDiv.classList.add("parallax-image-window");
        imageParent.insertBefore(newDiv, imageParent.childNodes[0]);

Single Bezel Floating Cosmopolitan Necklace

Single Bezel Floating Cosmopolitan Necklace

Single Bezel Floating Cosmopolitan Necklace

Ready to Begin Your Concierge Experience?

Free US Shipping

International Shipping

Single Bezel Floating Cosmopolitan Necklace

Single Bezel Floating Cosmopolitan Necklace

Single Bezel Floating Cosmopolitan Necklace

Ready to Begin Your Concierge Experience?

Free US Shipping

International Shipping

Select Your Carat Weight

Why We Recommend Couple’s Consultations

Bridal Minimums