Ada Diamonds specializes in large, sensational lab diamonds of the highest quality. Every ring is custom and made to order by award-winning artists in the USA. Here are some gorgeous 2.75 carat lab created diamond engagement rings we have created for past clients.

2.75 Carat Radiant Diamond Band Engagement Ring

Platinum diamond band engagement ring featuring a 2.75 carat radiant cut lab grown diamond. See additional design details!

2.75 Carat Round Solitaire Engagement Ring

Platinum solitaire engagement ring featuring a 2.75 carat round lab grown diamond. See additional design details!

2.75 Carat Pear Diamond Band Engagement Ring

Platinum diamond band engagement ring featuring a 2.75 carat pear cut lab grown diamond. See additional design details!

2.75 Carat Oval Three Stone Engagement Ring

Platinum three stone engagement ring featuring a 2.75 carat oval lab grown diamond and pear side stones. See additional design details!

2.75 Carat Princess Cut Diamond Band Engagement Ring

Platinum diamond band engagement ring featuring a 2.75 carat princess cut lab grown diamond. See additional design details!

2.75 Carat Cushion Three Stone Engagement Ring

Platinum three stone engagement ring featuring a 2.75 cushion cut lab grown diamond and tapered baguettes. See additional design details!

2.75 Carat Emerald Solitaire Engagement Ring

Platinum solitaire engagement ring featuring a 2.75 carat emerald lab grown diamond. See additional design details!

2.75 Carat Asscher Three Stone Engagement Ring

Platinum three stone engagement ring featuring a 2.75 asscher cut lab grown diamond. See additional design details!

Shop Engagement Rings

Each lab diamond we sell is hand-selected by experts. We know quality matters when it comes to a ring that'll represent your love for a lifetime.

About Lab Diamonds

Visit our frequently asked questions to learn how lab diamonds are grown, how they’re graded and how they’re priced relative to mined diamonds.

Why Ada Diamonds

Lifetime trade-in, guaranteed re-sale, and a robust jewelry warranty are just a few of the many benefits available to our clients.