Platinum Emerald Three Stone Diamond Engagement Ring featuring Hand Selected 3.0 Carat Lab Created Diamonds (Profile View)

Emerald Cut Lab Diamond Engagement Rings

Ada Diamonds is the leading luxury jeweler of lab diamonds. 
Design a one-of-a-kind engagement ring featuring 100% conflict-free, lab diamonds in the setting.

2.5 ct Created Diamonds set in Platinum Emerald Cathedral Pavé Diamond Engagement Ring (Main View)

Discover custom, made-to-order engagement rings featuring superlative quality emerald cut laboratory grown diamonds. Each of our diamonds is hand-selected by experts for extraordinary brilliance and has been evaluated for unique characteristics beyond a standard grading report. From classic solitaires to unique, fully custom designs we offer uncompromising quality and unrivaled lab diamond expertise. 

A Few of Our Favorites

Ada Diamonds is the Leading Luxury Purveyor of Lab Diamonds

Ada Diamonds specializes in large, sensational diamonds of superlative quality. Our diamonds are cut from the highest purity diamond crystals, have optimal cut and sparkle, and are always eye clean. Much like mined diamonds, lab diamonds are priced based on their quality characteristics. Use the tool below to understand our pricing:

Select Your Carat Weight

ColorlessNear Colorless
$4,950 to
$3,150 to
Not sold by Ada Diamonds

Pricing in USD. Subject to availability.

This chart shows a range of approximate prices across various size 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. Prices are subject to change.

Why Choose Ada Diamonds?

Why Choose Ada Diamonds?

We offer the most exceptional lab grown diamonds on earth set in one-of-a-kind settings made with superlative craftsmanship. 

Ada vs the Competition

Ada vs the Competition

Algorithms can’t select beautiful diamonds, but our experts can. No other lab diamond jeweler can offer you the level of expertise and peace of mind that you’ll find at Ada. 

New to Lab Diamonds?

New to Lab Diamonds?

Our lab grown diamonds are optically and chemically superior to natural diamonds. Learn more about the future of fine jewelry.