Engagement Rings

Lab Created Diamonds Princess Classic Four Prong Pavé Setting in White Gold (Main View)

Shown with 2ct in 18k White Gold

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

Shown with 2ct in 18k White Gold

platinum 2.5ct princess cut pavé lab diamond engagement ring ada diamonds design ad 150

Shown with 2.5ct in Platinum

Hand Selected 2.0 ctw Lab Grown Diamonds set in Platinum Princess Classic Four Prong Pavé Diamond Engagement Ring (Main View)

Shown with 2ct in Platinum

Platinum Princess Cut Diamond Band Engagement Ring in Platinum featuring Lab Diamonds Ada Diamonds Design AD150 Artistic Image

Shown with 1.75ct in Platinum

Shown with 2ct in Platinum

1.25 Carat Diamonds set in Platinum Princess Classic Four Prong Pavé Setting (Main View)

Shown with 1.25ct in Platinum

platinum pave lab diamond ring with princess cut

Shown with 1.25ct in Platinum

platinum 2ct princess lab created diamond pavé engagement ring ada diamonds design ad150 macro

Shown with 2ct in Platinum

2.0 Carat Princess Cut Lab Created Diamond Engagement Ring AD150

Shown with 2ct in Platinum

Platinum 2.5ct Princess Cut Classic Four Prong Pavé Lab Diamond Ring Ada Diamonds Design AD-150 Macro

Shown with 2.75ct in Platinum

White Gold 2ct Princess Cut Lab Diamond Engagement Ring with Diamonds on the Band Ada Diamonds Design AD-150 Artistic

Shown with 1.5ct in 18k White Gold

Two Carat Princess Cut Pavé Lab Diamond Engagement Ring Ada Diamonds AD-150

Shown with 2.25ct in Platinum

Platinum 2.5ct Princess Cut Lab Created Diamond Pavé Engagement Ring Ada Diamonds Design AD-150 Artistic

Shown with 2.75ct in Platinum

Platinum 3ct Princess Cut Classic Diamond Band Ring made with Lab Diamonds Ada Diamonds Design AD-150 in Box

Shown with 3ct in Platinum

Shown with 1.5ct in 18k White Gold

Shown with 2.75ct in Platinum

1.3ct princess lab diamond in pave setting

Shown with 1.3ct in Platinum

1.0 ct Lab Diamonds set in Platinum Princess Classic Four Prong Pavé Diamond Engagement Ring (Main View)

Shown with 1ct in Platinum

Exceptional Quality 1.25 Carat Lab Diamonds set in Platinum Princess Classic Four Prong Pavé Diamond Engagement Ring (Main View)

Shown with 1.25ct in Platinum

Platinum 1.5ct Princess Cut Lab Diamond Ring with Smaller Diamonds on the band Ada Diamonds Design AD-150 on Model

Shown with 1.5ct in Platinum

Platinum 1.75ct Princess Cut Lab Diamond Engagement Ring with Thin Diamond Band Ada Diamonds Design AD-150 on Hand

Shown with 2ct in Platinum

Exceptional Quality 2.0 ct Lab Diamonds set in White Gold Princess Classic Four Prong Pavé Setting (Main View)

Shown with 2ct in 18k White Gold

Hand Selected 2.25 ct Created Diamonds set in Platinum Princess Classic Four Prong Pavé Setting (Main View)

Shown with 2.25ct in Platinum

platinum pavé engagement ring with 2.5ct princess cut man made diamond ada diamonds design ad150

Shown with 2.5ct in Platinum

platinum two carat princess cut classic pavé lab diamond engagement ring ada diamonds design ad 150

Shown with 2ct in Platinum

2ct Princess Pavé Engagement Ring in Platinum Ada Diamonds Design AD-150 made with Lab Diamonds in Black Box

Shown with 2ct in Platinum

platinum lab created diamond engagement ring with band widths shown in 1.6mm, 1.8mm, 2mm, 2.2mm on model ada diamonds

Shown with 2.5ct in Platinum

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Diamond Bands

Princess Classic Four Prong Pavé Setting

Starting at $2,450 (Setting Only)

Timeless and elegant, 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)

Timeless and elegant, 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.