Engagement Rings

Diamonds set in White Gold Emerald Cathedral Solitaire (Main View)

Shown with 2ct in 18k White Gold

Lab Diamonds set in White Gold Emerald Cathedral Solitaire Diamond Engagement Ring (Side View)

Shown with 2ct in 18k White Gold

White Gold Emerald Cathedral Solitaire featuring Diamonds (Side View)

Shown with 2ct in 18k White Gold

18kt White Gold Emerald Cathedral Solitaire Diamond Engagement Ring featuring 2.75 Carat Lab Diamonds (Main View)

Shown with 2.75ct in 18k White Gold

Platinum Emerald Cathedral Solitaire featuring 2.0 ct Lab Diamonds (Main View)

Shown with 2ct in Platinum

Shown with 1.75ct in Platinum

5.0 ct Created Diamonds set in Platinum Emerald Cathedral Solitaire Diamond Engagement Ring (Main View)

Shown with 5ct in Platinum

5.0 ct Diamonds Emerald Cathedral Solitaire Diamond Engagement Ring in Platinum (Main View)

Shown with 5ct in Platinum

Platinum Emerald Cathedral Solitaire Diamond Engagement Ring featuring 5.0 ctw Lab Diamonds (Main View)

Shown with 5ct in Platinum

1.75 Carat Diamonds Emerald Cathedral Solitaire Diamond Engagement Ring in Platinum (Main View)

Shown with 1.75ct in Platinum

2.25 ctw Lab Diamonds Emerald Cathedral Solitaire in White Gold (Main View)

Shown with 2.25ct in 18k White Gold

1.5 ct Diamonds Emerald Cathedral Solitaire Diamond Engagement Ring in Platinum (Main View)

Shown with 1.5ct in Platinum

Exceptional Quality 1.75 ct Diamonds Emerald Cathedral Solitaire Diamond Engagement Ring in Platinum (Main View)

Shown with 1.75ct in Platinum

2.25 Carat White Gold Emerald Cut Lab Diamond Cathedral Solitaire Wedding Ring On Model Ada Diamonds Design AD068

Shown with 2.25ct in 18k White Gold

Platinum 2.5 Carat Emerald Cut Cathedral Solitaire Lab Diamond Engagement Ring On Model Ada Diamonds Design AD068

Shown with 2.5ct in Platinum

2.75 ct Lab Diamonds set in White Gold Emerald Cathedral Solitaire

Shown with 2.75ct in 18k White Gold

3ct emerald cut lab diamond in cathedral solitaire setting

Shown with 3ct in Platinum

Platinum 3.5ct Emerald Cut Lab Diamond Cathedral Solitaire Engagement Ring Ada Diamonds Design AD-068 on Model

Shown with 3.5ct in Platinum

5.0 Carat Lab Created Diamonds set in Platinum Emerald Cathedral Solitaire Diamond Engagement Ring (Main View)

Shown with 5ct in Platinum

Exceptional Quality 5.0 ctw Created Diamonds Emerald Cathedral Solitaire in Platinum (Main View)

Shown with 5ct in Platinum

Platinum Emerald Cathedral Solitaire featuring 5.0 ctw Diamonds (Main View)

Shown with 5ct in Platinum

Shown with 1.75ct in Platinum

Solitaires

Emerald Cathedral Solitaire

Starting at $1,350 (Setting Only)

Elegant and timeless, this setting features petite prongs and raised cathedral shoulders. Customize your lab diamond solitaire engagement ring with band widths of 1.8-2.5mm.

Solitaires

Starting at $1,350 (Setting Only)

Elegant and timeless, this setting features petite prongs and raised cathedral shoulders. Customize your lab diamond solitaire engagement ring with band widths of 1.8-2.5mm.

Selection Options

Ships in 2-3 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.