The Most _Sensational_  Diamonds Ever Created

The Most Sensational
Diamonds Ever Created

Lab Diamond Engagement Rings & Wedding Bands

Lab Diamond Engagement Rings & Wedding Bands

Ada’s core focus is custom made-to-order rings, proudly set with laboratory-grown diamonds of the highest caliber. Our quality standards are second-to-none and it shows in every bespoke piece we deliver.

Lab diamond stud earring and pear shaped jackets on a model

Lab Diamond Fine Jewelry

Exceptional jewelry for extraordinary women, designed by award-winning artists and custom made in the USA with superlative quality lab created diamonds.

Lab created diamond ring - six prong setting in platinum and yellow gold

Why Choose Lab Grown Diamonds?

Compared to mined diamonds, our man-made diamonds have superior brilliance, purity, and origin. It's no wonder Fortune says man-made diamonds are now better than mined.

You Deserve the Best. The Best is _Ada Diamonds_.

You Deserve the Best.
The Best is Ada Diamonds.

Three Stone Engagement Ring with featuring emerald cut lab diamond in platinum

Unmatched Quality

At Ada, we are captivated by quality, scouring the globe for the world’s best laboratory-grown diamonds. Every diamond we sell undergoes a rigorous quality control check in person. We have the highest standards in man-made diamonds and will never sell sight unseen.

Unrivaled Expertise

Unrivaled Expertise

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.


4 carat lab created diamond engagement ring set in 18k yellow gold

Unbeatable Benefits

Luxury is confidence: we’re so confident in the lab diamond we sell you, we’ll take it back. Clients enjoy lifetime trade-in and a guaranteed offer from our Public Purchase Program.

lab diamond heart cut solitaire engagement ring by ada diamonds new york

Uncompromising Standards

We craft each setting uniquely to your center stone, maximizing beauty, scintillation, and security. Our quality standards are among the highest in all of fine jewelry, allowing us to offer a robust warranty and complimentary service.

Small Things Make Perfection, But Perfection is No Small Thing.

Small Things Make Perfection,
But Perfection is No Small Thing.

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Shop Entirely Virtually or  Purchase From a Private Showroom

Shop Entirely Virtually or
Purchase From a Private Showroom

While many of our clients work with us virtually, some choose to visit one of our private, by-appointment salons. 

san francisco ada diamonds showroom

San Francisco Showroom

Union Square


170 Grant Ave, Ste 600
San Francisco, CA 94108


Open Monday - Saturday 

ada diamonds new york, ny

New York Showroom

Midtown Manhattan


10 W 56th St, 4th Floor
New York, NY 10019


Open Monday - Saturday

Links to Appointments Page for Luxury Lab Diamond Showroom in Austin Texas

Austin Showroom

South Congress


1400 S Congress Ave
Austin, TX 78704


Open Tuesday - Saturday

Follow @AdaDiamonds for Daily Examples of Our Artistry: