The Best Diamonds on Earth

We are discerning diamond experts that reject over 95% of lab grown diamonds as beneath our quality standards. Just like mined diamonds, not all lab diamonds are created equal. You can rest assured that diamonds purchased from Ada Diamonds are of superlative quality, fire, and brilliance.

Custom Made-to-Order Jewelry

Every engagement ring and piece of fashion jewelry from Ada Diamonds is bespoke and custom made by award-winning artists in the United States. Feel inspired to modify one of our existing collection pieces or design from the heart.

Unparalleled Client Service

A purchase this important deserves an impeccable buying experience. Our friendly Diamond Concierge are reachable day and night, able to answer any question, and committed to creating the perfect ring for you, guaranteed.

We Know Luxury

Whether it’s sensational diamonds, one-of-a-kind high jewelry, or bespoke opportunities with iconic brands, we treat each client experience with the seriousness it deserves.

Loose Diamonds

Upon receipt of your inquiry, a Diamond Concierge will prepare a curated list of options.

Inquire Now for a Curated List

Bridal Jewelry

Luxury lab diamond engagement rings and wedding bands, each hand-crafted in the USA. 

Shop Engagement Rings or Wedding Bands

Fashion Jewelry

Every piece features lab diamonds hand selected by our Diamond Concierge team.

Shop Earrings, Necklaces, Bracelets, or Rings