Only the Best Lab Diamonds
Lab diamonds from Ada are…
indistinguishable from diamonds mined from the earth without advanced gemological tools.
environmentally and ethically superior to mined diamonds.
more affordable, costing on average 70% less than equivalent quality mined diamonds.
It's no wonder Fortune says man-made diamonds are now better than mined.
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Ada Diamonds is the Leading Luxury Purveyor
of Lab Diamonds
Unmatched Quality
Every lab diamond we sell undergoes a rigorous quality control check in person. We hand select only the best lab diamonds: those that rival the most beautiful natural diamonds in the world.
Unbeatable Benefits
A purchase this important deserves an impeccable buying experience. Your dedicated Diamond Concierge is knowledgeable and responsive and will guide you through your Ada Diamonds journey. Clients enjoy lifetime trade-in and a guaranteed offer from our Buy-Back Program. Our purchases are backed by a best-in-class warranty.
Unrivaled Experience
Ada Diamonds is the foremost authority on lab diamond quality. We are the industry leader on what constitutes a good versus bad lab diamond, educating the trade and public on quality beyond the 4 C’s.
Not All Lab Diamonds Are Created Equal
Lab diamonds are not all perfect and flawless. They can vary across the 4 C’s of cut, carat, color, and clarity. But there also exist quality characteristics beyond the 4 C’s that impact a lab diamond’s appearance. These material issues are directly tied to production decisions by diamond growers, often times to save time and cost at the expense of quality.
Here at Ada, quality is our love language. We have a dedicated quality control team focused on sourcing only the best of the best lab diamonds from around the world. Rest assured, at Ada, you’ll always get what you pay for.
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Lab Diamond Pricing
This chart shows a range of approximate prices across various shapes and quality levels and should serve as a rough guideline, not an exact calculator. Lab diamonds are unique SKU’s whose individual prices may be influenced by attributes beyond the 4 C’s.
Select Your Carat Weight
| Colorless | Near Colorless | ||||
| D | E | F | G | H I J | |
| IF | Premium to |
Standard to |
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| VVS1 | |||||
| VVS2 | |||||
| VS1 | |||||
| VS2 | |||||
| SI | Unexceptional Not Sold by Ada Diamonds |
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| I | |||||
| Pricing in USD. Subject to availability. | |||||
Real Reviews from Fellow Redditors
Explore Everything Ada Has to Offer
Engagement Rings & Wedding Bands
Proudly custom made in the USA with the highest quality control standards.
Loose
Lab Diamonds
Always hand-selected for optimal brilliance, fire, and sparkle.
Lab Grown
Fine Jewelry
Noticeably brighter, always featuring the world’s best lab diamonds. Available in as little as 1 day.
Proposal Settings
Not sure what your sweetheart desires? In a hurry? Consider our Proposal Setting program, allowing your proposal to remain a surprise with a re-set in the future.
Ada in the News
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