Engagement Rings

Diamonds Round Classic Four Prong Pavé Diamond Engagement Ring in White Gold (Main View)

Shown with 2ct in 18k White Gold

High Quality Diamonds set in White Gold Round Classic Four Prong Pavé Diamond Engagement Ring (Side View)

Shown with 2ct in 18k White Gold

platinum pave engagement ring with lab diamond

Shown with 3ct in Platinum

Platinum Round Classic Four Prong Pavé Diamond Engagement Ring featuring Lab Diamonds

Shown with 1.75ct in Platinum

3.0 Carat Diamonds set in Platinum Round Classic Four Prong Pavé Setting (Side View)

Shown with 3ct in Platinum

AD-149 Round Classic Four Prong Pavé plat nb5

Shown with 3ct in Platinum

Shown with 1.75ct in 18k White Gold

lab diamond engagement ring from side view

Shown with 1.75ct in 18k White Gold

Platinum Round Classic Four Prong Pavé Diamond Engagement Ring featuring 1.75 ct Synthetic Diamonds (Side View)

Shown with 1.75ct in Platinum

Shown with 3ct in Platinum

Platinum 1.0 Carat Round Classic Four Prong Pave Setting Lab Diamond Engagement Ring On Model Design AD-149

Shown with 1ct in Platinum

18k White Gold 1.25 Carat Round Four Prong Pavé Man Made Diamond Engagement Ring Diamonds Diamonds Design AD149 on Model

Shown with 1.25ct in 18k White Gold

Platinum 1.5 Carat Round Lab Diamond Engagement Ring with Pavé Band on Model Ada Diamonds Design Number AD149

Shown with 1.5ct in Platinum

1.75ct round lab diamond in pave setting

Shown with 1.75ct in Platinum

Platinum 2 Carat Lab Diamond Engagement Ring With Diamonds Around The Band Ada Diamonds Design 149 on Hand

Shown with 2ct in 18k White Gold

2.25ct round lab diamond in classic four prong pave setting in white gold

Shown with 2.25ct in White Gold

2.75ct round lab diamond in classic four prong pave setting in white gold

Shown with 2.75ct in Platinum

Platinum 3 Carat Lab Diamond Engagement Ring With Diamonds Around The Band and Elevated Center Stone Ada Diamonds Design 149 on Hand

Shown with 3ct in Platinum

3.25 Carat Lab Created Diamonds set in Platinum Round Classic Four Prong Pavé Diamond Engagement Ring (Main View)

Shown with 3.25ct in Platinum

Platinum Four Prong Pavé Engagement Ring with 4 Carat Round Lab Diamond Center Stone Ada Diamonds Design AD149 on Model

Shown with 4ct in Platinum

18k White Gold 2 Carat Lab Diamond Engagement Ring With Diamonds Around The Band Ada Diamonds Design 149 on Model

Shown with 2ct in 18k White Gold

Shown with 3.25ct in Platinum

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Diamond Bands

Round Classic Four Prong Pavé Setting

Starting at $2,450 (Setting Only)

Elegant and elevated, this setting features four prongs for maximum security. 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 $2,450 (Setting Only)

Elegant and elevated, this setting features four prongs for maximum security. Customize your lab diamond engagement ring with diamond sizes of 1.6-2.5mm in 3/4, half, or eternity coverage.

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.