Engagement Rings

Created Diamonds set in White Gold Round Diamond Cathedral Pave Engagement Ring (Main View)

Shown with 2ct in 18k White Gold

Hand Selected Lab Diamonds set in White Gold Round Cathedral Pavé Setting (Side View)

Shown with 2ct in 18k White Gold

Shown with 2.5ct in Platinum

platinum 3 carat round lab diamond trellis cathedral pavé engagement ring ada diamonds design ad 133 macro

Shown with 3ct in Platinum

3-ct-round-lab-grown-diamond-in-cathedral-pave-engagement-ring-setting-platinum-ada-diamonds-design-ad-133-profile_1687820915167-RJ1M760SBBW3H0AA6451

Shown with 3ct in Platinum

lab created round diamond in cathedral pave setting

Shown with 1.5ct in Platinum

Shown with 2.5ct in 18k White Gold

lab created round brilliant diamond in platinum pave

Shown with 3.5ct in Platinum

Shown with 3.5ct in Platinum

Shown with 2.5ct in 18k White Gold

Platinum 2.25 Carat Round Lab Diamond Cathedral Pavé Engagement Ring Ada Diamonds Design AD-133

Shown with 2.5ct in Platinum

Custom Cathedral Pave Lab Diamond Engagement Ring with Diamond Bridge Side View Ada Diamonds AD-133

Shown with 1.5ct in Platinum

Yellow Gold 1ct Round Lab Diamond Cathedral Engagement Ring with Diamonds on the Band Ada Diamonds Design AD-133 on Hand

Shown with 1ct in 18k White Gold

Shown with 1.25ct in Platinum

1.5ct lab diamond in cathedral pave setting

Shown with 1.5ct in Platinum

Shown with 1.75ct in Platinum

Platinum 2.25ct Round Lab Diamond Cathedral Pavé Engagement Ring Ada Diamonds Design AD-133 on Model

Shown with 2.25ct in Platinum

2 and a half carat lab diamond in a pave setting

Shown with 2.5ct in Platinum

Platinum 2.75ct Round Lab Diamond Cathedral Pavé Engagement Ring Ada Diamonds Design AD-133 on Model

Shown with 2.75ct in Platinum

3.5ct round lab diamond in cathedral pave setting

Shown with 3.5ct in Platinum

Lab Diamonds Round Diamond Cathedral Pave Engagement Ring in Platinum

Shown with 1.5ct in Platinum

platinum 2.5ct round cathedral pave lab diamond engagement ring ada diamonds design ad 133

Shown with 2.5ct in Platinum

Shown with 2ct in Platinum

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Diamond Bands

Round Cathedral Pavé Setting

Starting at $2,550 (Setting Only)

Ada's most popular diamond band style, this setting features an elevated center stone with a pave set lab diamond band, petite prongs and a thin support bar for maximum security and light exposure. Customize your lab diamond engagement ring with diamond sizes of 1.6-2.5mm in 3/4, half, or eternity coverage.

Diamond Bands

Starting at $2,550 (Setting Only)

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.