Engagement Rings

Lab Diamonds set in White Gold Trellis Split Shank Diamond Engagement Ring (Main View)

Shown with 2ct in 18k White Gold

White Gold Trellis Split Shank Diamond Engagement Ring featuring Diamonds (Side View)

Shown with 2ct in 18k White Gold

Shown with 2ct in 14k Yellow Gold

Shown with 2ct in 14k Yellow Gold

platinum 3.5ct oval cut man made diamond engagement ring with split shank pavé band ada diamonds design AD-153

Shown with 4ct in Platinum

yellow gold oval pave split shank setting

Shown with 3.75ct in 14k Yellow Gold

2.5ct pear lab diamond in split shank setting

Shown with 3ct in Platinum

2.5ct emerald cut lab diamond in trellis split shank pave

Shown with 2.5ct in Platinum

platinum pave engagement ring with emerald cut

Shown with 2.5ct in Platinum

platinum 2 carat cushion cut lab diamond engagement with split shank diamond band ada diamonds design ad 153 macro

Shown with 2ct in Platinum

Shown with 2.5ct in White Gold

1.25 Carat Lab Diamonds set in Platinum Trellis Split Shank Diamond Engagement Ring (Main View)

Shown with 1.25ct in Platinum

1ct round lab diamond in trellis split shank setting in white gold

Shown with 1ct in 18k White Gold

1.5ct radiant cut lab diamond in trellis split shank setting in white gold

Shown with 1.5ct in Platinum

Platinum Trellis Split Shank Diamond Engagement Ring featuring 1.5 Carat Diamonds (Main View)

Shown with 1.5ct in Platinum

1.75ct pear lab diamond in split shank pave setting

Shown with 1.75ct in 14k Yellow Gold

platinum 2 ct cushion cut split shank lab diamond engagement ring ada diamonds design ad153 on model

Shown with 2ct in Platinum

Hand Selected 2.75 Carat Lab Diamonds set in 18 Karat White Gold Trellis Split Shank Setting (Main View)

Shown with 2.75ct in 18k White Gold

2ct princess cut lab diamond in trellis split shank setting in white gold

Shown with 2ct in White Gold

2ct emerald cut in split shank pave setting

Shown with 2ct in Platinum

2ct radiant cut lab diamond in trellis split shank setting in white gold

Shown with 2ct in White Gold

2.25ct radiant cut lab diamond in trellis split shank setting in white gold

Shown with 2.25ct in White Gold

2.5ct emerald cut lab diamond in split shank pave

Shown with 2.5ct in Platinum

Shown with 2.59ct in Platinum

platinum trellis split shank engagement ring with 3.5ct oval man made diamond on model ada diamonds design 153

Shown with 3.5ct in Platinum

Shown with 3.75ct in 14k Yellow Gold

Shown with 3.75ct in 14k Yellow Gold

14k yellow gold pear trellis split shank lab diamond engagement ring with custom nesting wedding band ada diamonds design ad 153 and ad 262 on model

Shown with 1.75ct in 14k Yellow Gold

visual on model size guide diamond band engagement rings with 1.6mm, 1.8mm, 2mm, 2.2mm round lab diamonds on the band ada diamonds

Shown with 2.5ct in Platinum

Shown with 1.75ct in 14k Yellow Gold

Shown with 3.75ct in 14k Yellow Gold

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Diamond Bands

Trellis Split Shank Setting

Starting at $2,650 (Setting Only)

An exceptional style, this setting features a contemporary split shank band with a trellis basket. Customize your lab diamond engagement ring with 3/4 or eternity coverage.

Diamond Bands

Starting at $2,650 (Setting Only)

An exceptional style, this setting features a contemporary split shank band with a trellis basket. Customize your lab diamond engagement ring with 3/4 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.