Lab Diamonds set in White Gold Round Cathedral Solitaire (Main View)
Shown with 2ct in 18k White Gold
White Gold Round Cathedral Solitaire Diamond Engagement Ring featuring Lab Diamonds (Profile View)
Shown with 2ct in 18k White Gold
Hand Selected Lab Grown Diamonds set in White Gold Round Cathedral Solitaire (Side View)
Shown with 2ct in 18k White Gold
platinum 1.5 ct round lab grown diamond cathedral solitaire engagement ring platinum ada diamonds design ad 251 macro
Shown with 1.5ct in Platinum
platinum 1.5 ct round lab grown diamond cathedral solitaire engagement ring platinum ada diamonds design ad 251 profile view
Shown with 1.5ct in Platinum
Platinum Round Cathedral Solitaire featuring 2.0 ctw Diamonds (Main View)
Shown with 2ct in Platinum
Platinum Round Cathedral Solitaire featuring Hand Selected 2.0 Carat Lab Diamonds (Side View)
Shown with 2ct in Platinum
Platinum Round Cathedral Solitaire Diamond Engagement Ring featuring 2.0 Carat Man Made Diamonds (Main View)
Shown with 2ct in Platinum
Platinum Round Cathedral Solitaire Diamond Engagement Ring featuring Exceptional Quality 2.0 Carat Lab Grown Diamonds (Profile View)
Shown with 2ct in Platinum
Platinum Round Cathedral Solitaire featuring Exceptional Quality 2.0 ct Lab Created Diamonds (Profile View)
Shown with 2ct in Platinum
2.0 ctw Lab Diamonds set in Platinum Round Cathedral Solitaire Diamond Engagement Ring (Main View)
Shown with 2ct in Platinum
Hand Selected 1.0 Carat Lab Created Diamonds set in White Gold Round Cathedral Solitaire (Main View)
Shown with 1ct in 18k White Gold
Platinum Round Cathedral Solitaire Diamond Engagement Ring featuring 2.0 Carat Lab Diamonds (Main View)
Shown with 2ct in Platinum
platinum 2.25ct round cathedral solitaire with lab diamond ada diamonds design ad251 on model
Shown with 2.25ct in Platinum
Platinum Round Cathedral Solitaire featuring Hand Selected 2.0 Carat Lab Diamonds (Side View)
Shown with 2ct in Platinum
2.0 Carat Diamonds set in Platinum Round Cathedral Solitaire Diamond Engagement Ring (Side View)
Shown with 2ct in Platinum
Shown with 2ct in Platinum
Shown with 2ct in Platinum
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Solitaires

Round Cathedral Solitaire

Starting at $1,350 (Setting Only)

Simple and secure, this setting features petite prongs and 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.

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.

Only the Finest Quality

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