Engagement Rings

White Gold Emerald and Trapezoid Diamond Engagement Ring featuring Lab Created Diamonds (Main View)

Shown with 2ct in 18k White Gold

White Gold Emerald and Trapezoid Diamond Engagement Ring featuring Synthetic Diamonds (Side View)

Shown with 2ct in 18k White Gold

Platinum Emerald and Trapezoid Setting featuring 4.0 ctw Lab Grown Diamonds (Main View)

Shown with 4ct in Platinum

4.0 Carat Created Diamonds set in Platinum Emerald and Trapezoid Diamond Engagement Ring (Side View)

Shown with 4ct in Platinum

ring with 2 ct lab grown emerald diamond and trapezoid side stones

Shown with 3ct in Platinum

2.0 Carat Lab Diamonds set in Yellow Gold Emerald and Trapezoid Setting (Main View)

Shown with 2ct in 18k Yellow Gold

2.0 Carat Diamonds set in Platinum & 14 Karat Yellow Gold Emerald and Trapezoid Setting (Main View)

Shown with 2ct in Platinum & 14k Yellow Gold

Synthetic Diamonds set in Emerald and Trapezoid Diamond Engagement Ring

Shown with 2ct in Platinum & 14k Yellow Gold

custom emerald cut lab grown diamond with trapezoid side stones

Shown with 4.5ct in White Gold

Shown with 4ct in Platinum

4ct emerald cut and trapezoid lab diamond engagement ring with wedding band in platinum ada diamonds design ad 465 and ad236

Shown with 3ct in Platinum

1.5ct lab grown emerald cut diamond and trapezoid side stones

Shown with 1.5ct in Platinum

18k yellow gold 2.5 carat emerald cut and trapezoid three stone lab diamond engagement ring ada diamonds design ad 465 on model

Shown with 2.5ct in 18k Yellow Gold

2.25 Carat Synthetic Diamonds Emerald and Trapezoid Diamond Engagement Ring in Yellow Gold (Main View)

Shown with 2.25ct in 14k Yellow Gold

Platinum Emerald and Trapezoid Diamond Engagement Ring featuring 2.5 ct Lab Diamonds (Main View)

Shown with 2.5ct in Platinum

2.75 carat lab grown emerald cut diamond ring with trapezoid side stones in white gold setting

Shown with 2.75ct in Platinum

3ct lab created emerald cut diamond ring with trapezoid side stones in 14k yellow gold setting

Shown with 3ct in 14k Platinum

Shown with 3.25ct in Platinum

3.5 carat labratory grown emerald cut diamond engagement ring with trap side stones in custom platinum setting

Shown with 3.5ct in Platinum & 14k Yellow Gold

platinum 5ct emerald cut and trapezoid three stone lab diamond engagement ring ada diamond design ad 465 on model

Shown with 5ct in Platinum

4.5ct emerald lab diamond with trap side stones

Shown with 4.5ct in White Gold

Yellow Gold Emerald and Trapezoid Diamond Engagement Ring featuring Exceptional Quality 2.25 ct Lab Diamonds (Main View)

Shown with 2.75ct in 14k Yellow Gold

Shown with 2.5ct in 18k Yellow Gold

Shown with 2ct in Platinum & 14k Yellow Gold

Shown with 2.5ct in Platinum

Shown with 2.25ct in 14k Yellow Gold

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Three Stones

Emerald and Trapezoid Setting

Starting at $2,450 (Setting Only)

A modern three stone engagement ring setting, featuring a pair of step cut trapezoid lab grown diamond side stones in a basket or trellis style.

Three Stones

Starting at $2,450 (Setting Only)

A modern three stone engagement ring setting, featuring a pair of step cut trapezoid lab grown diamond side stones in a basket or trellis style.

Selection Options

Ships in 3-4 Weeks

The Ada Diamonds Difference

Personal Concierge

Your own jeweler to guide you from the first question to the finished piece.

Made to Order in NYC

Individually crafted in our New York Flagship.

Lifetime Trade-Ins

We believe in every diamond we choose, and we’ll take it back, forever.

30-Day Returns

Peace of mind, built in.

Personal Concierge

Your own jeweler to guide you from the first question to the finished piece.

Made to Order in NYC

Individually crafted in our New York Flagship.

Lifetime Trade-Ins

We believe in every diamond we choose, and we’ll take it back, forever.

30-Day Returns

Peace of mind, built in.

Reviews

“Ada Diamonds lives up to its reputation of only providing high quality lab grown diamonds. The diamond that I ended up choosing was perfect! The ring is also top-notched for the design and craftsmanship. My fiance and I could not be happier with the finished product!”

— Chanh P.

“Ada Diamonds turned a complicated purchase into the simplest process, and they are worth every penny. My aunt used to be in the jeweler business and this ring got her seal of approval for quality craftsmanship. Love it!”

— Erin V.

“Incredible experience working with Ada Diamonds. Fantastic client service, from the initial video consultation to the constant responsiveness. In addition to the service, the ring is absolutely beautiful. I can't recommend Ada enough.”

— Ian H.

“I couldn't be happier with my overall exceptional experience I had with Ada Diamonds. I really appreciate the quality craftsmanship of the ring itself, and the conflict-free, ethical diamonds.”

— Mark C.

“We had a fantastic experience with Ada! My Concierge was so helpful in finding the perfect engagement ring for us. I would absolutely recommend Ada to anyone!”

— Matt E.

“The ring was perfect. It looks just a great as anything you'd buy at Tiffany's with the piece of mind about its origins. I'd highly recommend Ada to anyone looking.”

— Josh R.

“I recently bought my fiancee's ring at Ada and it was an awesome experience. I highly recommend visiting Ada and checking out what they have to offer!”

— Colin J.

“Ada was friendly, respectful and so encouraging. I cannot speak highly enough to their customer experience, and most importantly, the quality of their diamonds and rings! Their warranty speaks for itself.”

— Taylor G.

“If you're looking for high quality lab grown diamonds, work with Ada, they will make sure you get what you want, you'll have full control over customization of your ring, and they only sell amazing diamonds!”

— Paul P.

“The ring came out absolutely stunning and was exactly what my fiancé wanted per the specs she had provided. I would highly highly recommend Ada diamonds to anybody.”

— Evan G.

“Ada Diamonds lives up to its reputation of only providing high quality lab grown diamonds. The diamond that I ended up choosing was perfect! The ring is also top-notched for the design and craftsmanship. My fiance and I could not be happier with the finished product!”

— Chanh P.

Only the Finest Quality

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