Luxury Lab Diamonds

Custom engagement rings, crafted by hand.

Engagement Rings

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Wedding Bands

Most Gifted

Wedding Bands

Order by Monday for Holiday Delivery on In-Stock Favorites

In-Stock Gifts

White Gold Four Prong Tennis Bracelet featuring 6.0 Carat Round Lab Diamonds

6.0 Carat Round Created Diamonds set in White Gold Four Prong Tennis Bracelet (Side View)

Yellow Gold Four Prong Tennis Bracelet featuring 6.0 Carat Round Lab Diamonds

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Hand Selected 6.0 ct Round Lab Grown Diamonds set in Rose Gold Four Prong Round Diamond Tennis Bracelet

Four Prong Tennis BraceletFrom $2,800

Top Rated

Primary White Image for Oval Stud Earrings

1.4 ct Diamonds set in Platinum Oval Diamond Stud Earrings (Main View)

Primary Yellow Image for Oval Stud Earrings

1.4 Carat Diamonds set in 14k Yellow Gold Oval Diamond Stud Earrings (Main View)

Primary Rose Gold Image for Oval Stud Earrings

Alternate Rose Gold Image for Oval Stud Earrings

Oval Stud EarringsFrom $650

Primary White Image for Mini Riviera Choker

Primary Yellow Image for Mini Riviera Choker

1ctw 14k yellow gold mini lab diamond choker

Primary Rose Gold Image for Mini Riviera Choker

14k rose gold lab diamond choker ada diamonds design ad 388 in box

Mini Riviera ChokerFrom $1,400

Platinum Martini Stud Earrings featuring 0.7 Carat Round Diamonds (Main View)

Hand Selected 0.7 ct Round Lab Diamonds set in Yellow Gold Martini Stud Earrings (Main View)

14k Rose Gold Lab Diamond Martini Stud Earrings featuring 1.5 ct Round Brilliant Man Made Diamonds (Main View)

Exceptional Quality 0.7 ct Round Lab Diamonds set in 14k Rose Gold Martini Stud Earrings (Main View)

Martini Stud EarringsFrom $650

0.7 ct Round Man Made Diamonds set in Platinum Classic J Hoop Diamond Earrings (Main View)

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14 Karat Yellow Gold Classic J Hoop Earrings featuring Hand Selected 0.7 ct Round Lab Created Diamonds (Main View)

0.7 Carat Round Brilliant Lab Diamonds set in 14k Yellow Gold Classic J Hoop Diamond Earrings (Main View)

0.7 Carat Round Diamonds Classic J Hoop Diamond Earrings in 14kt Rose Gold (Main View)

Classic J Hoop EarringsFrom $850

0.18 ctw Round Diamonds set in White Gold Three Stone Diamond Earrings (Main View)

three stone fashion earrigns with lab diamonds

0.18 Carat Round Brilliant Diamonds set in 14k Yellow Gold Three Stone Diamond Earrings (Main View)

yellow gold three stone delicate lab diamond earrings

0.18 ctw Round Lab Diamonds set in 14k Rose Gold Three Stone Earrings (Main View)

rose gold three stone lab diamond earrings ada diamonds design ad 126

Three Stone Earrings$350

Four Prong Tennis BraceletFrom $2,800

Top Rated

Oval Stud EarringsFrom $650

Mini Riviera ChokerFrom $1,400

Martini Stud EarringsFrom $650

Classic J Hoop EarringsFrom $850

Three Stone Earrings$350

Engagement & Bridal

We specialize in made-to-order engagement rings and wedding bands, crafted by hand in NYC. Our standards are uncompromising and it shows in every detail.

With You Every Step

Our team is here to make the experience feel effortless. Our diamond specialists guide you through selecting the perfect stone and personalizing your engagement ring, wedding band, or custom jewelry with the care and expertise Ada is known for.

Connect with Our Team

Client 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.

Visit us in NYC

Step into our flagship to see your favorite jewelry and diamonds in person, explore custom designs, and meet the team who brings every piece to life.

Schedule an Appointment

Visit us in NYC

Step into our flagship to see your favorite jewelry and diamonds in person, explore custom designs, and meet the team who brings every piece to life.

Schedule an Appointment

Step Into Our World

A closer look at our craft, our diamonds, and the people who bring each piece to life. Follow us @adadiamonds