Shop our selection of round cut diamonds set in engagement rings. These diamonds are also available loose. Contact us for more info.

Showing 1–36 of 52 results

Show sidebar
Clear filters
Sold out
1.14ct Aquamarine Solitaire Platinum Engagement Ring - Springfield Ring 14773 TV
Aquamarine and Platinum Gemstone Solitaire Ring - Springfield Ring 14773 TSV
Read more

1.14ct Round Aquamarine Platinum Springfield Ring

SOLD
Aquamarine and Micro-pave Diamond Shoulders Ring - Rhine Ring 13378 TV
Add to cart

1.88ct Aquamarine and Platinum Solitaire Rhine Ring

$2,800
8.36ct Ceylon Sapphire Diamond Halo Ring - Swansea Ring 14663 TV
Ceylon Sapphire Diamond Halo Engagement Ring - Swansea Ring 14663 TSV
Add to cart

8.36ct Ceylon Sapphire Halo Ring. Swansea Ring

$75,000
Product Photo Three Stone Sapphire Ring Norfolk Ring Top View
Edwardian Platinum Sapphire and Diamond Ring - Norfolk Ring
Add to cart

Antique Edwardian Norfolk Sapphire Ring. Circa 1910

$11,500
Aquamarine and Sapphire Ring Woodlands Ring
Sapphire and Center Aquamarine Ring Woodlands Ring
Add to cart

Aquamarine, Platinum and Double Halo Woodlands Ring

$4,700
Aquamarine and Platinum Ring Westridge Ring
Aquamarine Solitaire Platinum Engagement Ring - Westridge Ring 13990 TSV
Add to cart

1.15ct Platinum and Around Aquamarine Solitaire Westridge Ring

$1,500
1.16ct Aquamarine Gemstone Engagement Ring 14174 TV 1000PX
Open Work Under Gallery Aquamarine And Platinum Engagement Ring 14174-SV-1000PX
Add to cart

1.16ct Round Aquamarine Platinum Cutler Bay Ring

$1,800
1-carat Aquamarine Engagement Ring TV 12644
1ct Platinum Aquamarine Ring TV 12644
Add to cart

1ct Round Aquamarine and Sapphire Halo Platinum Tallis Ring

$3,000
Round Aquamarine and Halo Ring Watertown Ring Top View
Watertown Ring Top Side View
Add to cart

Aquamarine and Platinum Diamond Floral Ring

$2,000
Top View 0.72 carat Aquamarine Center with Sapphires and Diamonds 15491
Top Side View Aquamarine with Diamonds and Sapphires Ring 15491
Add to cart

Geometric Aquamarine and Sapphire Halo Fort Collins Ring

$4,500
Marquise and Round Brilliant Diamond Eden Band Top View
Round Brilliant Cut Diamond Eternity Eden Band Top Side View
Add to cart

Marquise and Round Brilliant Diamond Eternity Eden Band. 2.7mm

$2,600
0.86ct Aquamarine and Diamond Engagement Ring - Liverpool Ring 14768 TV
14768-TSV-1000PX 0.86ct Aquamarine and Diamond Engagement Ring - Liverpool Ring
Add to cart

Platinum and Aquamarine Three Stone Liverpool Ring

$2,700
Sold out
1.68ct Round Aquamarine Baguette Diamond Ring - Mohegan Ring 14774 TV
1.68ct Aquamarine and Diamond Engagement Ring - Mohegan Ring 14774 TSV
Read more

Vintage Platinum 1.68ct Aquamarine Ring

SOLD
0.78ct Round Aquamarine Sapphire Halo Ring - Mineola Ring 12509 Top View
Add to cart

0.78ct Aquamarine and Sapphire Halo Mineola Ring

$2,000
Sold out
1.20ct Pink Sapphire Sapphire Accents Ring - Covelo Ring 13932-TV-1000PX
Pear Cut Blue Sapphire Shoulder Accented Gemstone Ring 13932-TSV-1000PX
Read more

1.20ct Round Pink Sapphire Ring. Covelo Ring

SOLD
1.21ct Aquamarine Ring With Sapphire Accents - Fraser Ring 14440 Top View
Round Cut Aquamarine Diamond Sapphire Ring - Fraser Ring 14440 TSV
Add to cart

1.22ct Aquamarine and Sapphire/Diamond Accent Platinum Fraser Ring

$3,200
1.65ct Emerald and Diamond Engagement Ring - Tennyson Ring 13958 Top View
Add to cart

1.65ct Emerald and Diamond Three Stone Tennyson Ring

$9,800
1.65 carat Round Cut Aquamarine with Halo of Sapphires 15496
Top Side View Aquamarine Center with 0.50ct Halo of Diamonds 15496
Add to cart

1.65ct Round Cut Aquamarine With Double Halo Grafton Ring

$4,500
Platinum and Aquamarine Ring Tiber Ring Top View 15221
1.76ct Aquamarine and diamond accent ring Tiber Ring Top Side View
Add to cart

1.76ct Round Aquamarine and Platinum Ring. Tiber Ring

$4,100
Double Halo Vintage Style Aquamarine Ring Top View 12645
Vintage Style Aquamarine Engagement Ring TSV 12645
Add to cart

1ct Aquamarine and Double Halo Platinum Colorado Ring

$3,800
Aquamarine and Sapphire Halo Ring Thames Ring Top View
Sapphire Halo and Diamond Accent Aquamarine Ring Thames Ring
Add to cart

1ct Aquamarine and Sapphire Halo Platinum Thames Ring

$2,600
Top View 2.57 carat Round Cut Kunzite with Halo of Rubies and Diamonds 15539
Top Side View Kunzite with Diamond and Platinum 15539
Add to cart

2.57ct Round Kunzite Double Halo of Rubies and Diamonds Veivera Ring

$4,800
Top View 3.01 Aquamarine and Onyx Gemstone Ring 15349
Top Side View Round-Cut Aquamarine with Onyx Halo 15349
Add to cart

3.01ct Aquamarine with Onyx Halo Abriola Ring. Circa 1935, Antique, Art Deco Era

$4,000
Vivid Blue Aquamarine Ring Welsh Ring 15206 Top View
Sapphire Accent Aquamarine Ring Welsh Ring 15206 Top Side View
Add to cart

3.25ct Aquamarine, Diamond and Sapphire Welsh Ring

$6,400
Prong-Set Amethyst and Diamond on Platinum Engagement Ring 15475
Top Side View Round-Cut Amethyst Set in Prongs on Platinum Ring 15475
Add to cart

Antique 3.68ct Amethyst and Diamond Odessa Ring, Circa 1935

$1,800
Top View 4.69 carat Amethyst Gemstone Ring Tonnelle Ring 15301
Top Side View Amethyst Prong-Set in Platinum Ring 15301
Add to cart

Antique 4.69ct Amethyst Tonnelle Ring. Art Deco Era, Circa 1930

$1,500
Top View 5.62 carat Round Cut Amethyst Gemstone Ring 15284
Top Side View Round-Cut Amethyst Ring Talaya Ring 15284
Add to cart

Antique 5.62 Carat Round-Cut Amethyst Ring. Talaya Ring. Circa 1930

$1,500
Top View Ruby and Diamond on Platinum Engagement Ring 15131
Top Side View 1.95 Carat Ruby and Diamond Ring Wilhelmina Ring 15131
Add to cart

Antique Edwardian Era Ruby and Diamond Ring. Wilhelmina Ring, Circa 1900

$6,500
Aquamarine and Platinum Ring Bellington Ring Top View
Leaf Motif Shoulders and Aquamarine Ring Bellington Ring Top Side View
Add to cart

Aquamarine and Leaf-Motif Platinum Bellington Ring

$1,800
Top View Round-Cut Amethyst Gemstone Ring 15302
Top Side View Round-Cut Amethyst Ring Ardonia Ring 15302
Add to cart

Art Deco 4.57ct Amethyst Bardonia Ring. Antique, Circa 1930

$1,500
Sold out
Askern Earrings Top View
Askern Earrings Tilt
Read more

Aven Earrings

SOLD
Sold out
18k Yellow Gold and Platinum Carrollton Band Top View
Platinum Gold and Diamond Carrollton Band Top Side View
Read more

Carrollton Band. Circa 1914 (Antique, Edwardian Era)

SOLD
1.65ct Round Aquamarine Sapphire and Diamond Pendant - Colorado Pendant
Center Aquamarine and Sapphire and Diamond Halo Pendant - Colorado Pendant
Add to cart

Millbum Pendant

$4,200
Sold out
Holloway Earrings Top View
MD107 Vintage Style Earrings
Read more

Open-Work and Diamond Holloway Earrings

SOLD
full eternity diamond and sapphire band maher ring 14487-TV-1000PX
Maher band full eternity diamond and sapphire band 14487-TSV-1000PX
Add to cart

Platinum 1×1 Sapphire and Diamond Eternity Maher Band. 2mm

$1,500
Top View Prong-Set Aquamarine on Platinum Ring 14765
round cut prong set aquamarine ring 14765-TSV-1000PX Atkins ring
Add to cart

Platinum and 1.62ct Round Aquamarine Ring

$1,600