Shop our selection of stunning engagement rings that feature diamonds that weigh between 3.00 carats and 3.99 carats.

Showing 1–36 of 62 results

Show sidebar
Art Deco 3.07ct Old European Diamond Ring - Glenview Ring
Add to cart

Antique Art Deco 3.07ct Diamond Halo Engagement Ring. Glenview Ring. Circa 1930

$39,000
4.25ct Old European Cut Diamond And Baguette Halo Accented Ring 14034-TV-1000PX
Platinum Mounting Open Work Under Gallery Diamond Engagement Ring 14034-TSV-1000PX
Add to cart

3.80ct Old European Cut Diamond Engagement Ring. Bayside Ring

$55,000
3.01 Carat Radiant cut diamond Ellerbe Ring Top View
GIA 3.01 Carat Diamond Ring Ellerbe Ring Top Side View
Add to cart

3.01ct, F color Radiant Cut Diamond Ring. Ellerbe Ring

$68,000
Three Stone Emerald Cut Diamond Engagement Ring Deansgate Ring 13601-TV-1000PX
Platinum Three Stone 3.14ct Emerald Cut Engagement Ring 13601-TSV-1000PX
Add to cart

3.14ct GIA Certified Emerald Cut Diamond Ring. Deansgate Ring

$60,000
Marbury 3.53ct Antique Cushion Cut Diamond Ring Three Stone TV HER604
Marbury 3 carat antique Cushion Cut Diamond Ring TSV
Add to cart

Three-Stone Antique Cushion Cut Diamond Marbury Ring

Contact Us For Price
Diamond and Yellow Gold Ring Gifford Ring Top View 14482
French Yellow Gold and Diamond Ring Gifford Ring Top Side View
Add to cart

Vintage French 3.00ct Diamond Ring Circa 1970. Gifford Ring

$50,000
3.04ct Diamond and Platinum Engagement Ring - Osborne Ring 13928 Top View
Vintage 3.04ct Round Brilliant Diamond Ring - Osborne Ring 13928 TSV
Add to cart

Vintage GIA Certified 3.04ct Diamond Ring, Circa 1960. Osborne Ring.

$60,000
14157 TV Antique Cushion cut Diamond with Sapphire Halo Engagement Ring 14157
Antique Cushion Cut Diamond Engagement Ring - Montreal Ring 14157 TSV
Add to cart

3.03ct Antique Cushion Cut and Sapphire Halo Montreal Ring

$33,000
3ct Diamond and Platinum Ring Olivette Ring HER608
Diamond Olivette Ring Platinum Design EDJ TSV
Add to cart

Bow Motif GIA Certified 3.43ct Diamond Ring. Olivette Ring

Contact Us For Price
3.02ct Cushion Cut Three Stone Ring - Turin Ring JR612 TV
Cushion Cut Three Stone Engagement Ring - Turin Ring JR612 TSV
Add to cart

Three-Stone Cushion Cut Diamond Turin Ring. 3.02ct Center Diamond, DVVS2

Contact For Price
Retro Era Old European Diamond Ring - Weymouth Ring 14378 TV
Add to cart

Vintage 3.65ct Diamond Debonair Ring. Retro Era, Circa 1940

$52,000
3.42ct Old European Cut Diamond Ring - Gatineau Ring 14885 TV
3.42ct Old European Diamond Engagement Ring - Gatineau Ring 14885 TSV
Add to cart

Vintage Retro Era 3.42ct Diamond Gatineau Ring. Circa 1945

$65,000
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
Oval Rose Cut Diamond Micropave Engagement Ring - Bel Air Ring 13870 TV
Rose Cut Diamond Pave Set Shank Engagement Ring 13870-TSV-1000PX
Add to cart

3.02ct Oval Rose Cut Diamond Bel Air Ring

$54,000
3.05ct Emerald Cut Sapphire Halo Ring - Ludlow Ring 13964 Top View
3.05ct Emerald Cut Diamond Engagement Ring - Ludlow Ring 13964 TSV
Add to cart

3.05ct Emerald Cut Diamond and Sapphire Halo Ludlow Ring

$35,000
3.07ct Old European Cut Diamond Ring - Altona Ring 14355 Top View
Old European Diamond Sapphire Halo Ring - Altona Ring 14355 TSV
Add to cart

3.07ct Diamond and Sapphire Halo Altona Ring

$37,500
3.08ct Asscher Cut Diamond Engagement Ring - Caffrey Ring 14226 Top View
Asscher Cut Diamond Sapphire Halo Ring - Caffrey Ring 14226 TSV
Add to cart

3.08ct Asscher Cut Diamond and Sapphire Halo Caffrey Ring

$50,000
GIA certified cushion shaped antique rose-cut diamond Top View HER4
Cumbria Ring Top Side View
Add to cart

3.11ct Rose Cut Diamond Bergon Ring

Contact Us For Price
3-carat Vintage Diamond Solitaire Engagement Ring 13245 Top View
3.14-carat diamond solitaire engagement ring 13245 TSV
Add to cart

3.14ct Transitional Cut Diamond Cascais Ring

$35,000
Diamond and Sapphire Accent Ring Tournus Ring Top View 13467
Old European Cut Diamond and Sapphire Filigree Ring
Add to cart

3.38ct Antique Cushion Cut Diamond and Sapphire Tournus Ring

$36,000
Sold out
Art deco cushion cut diamond halo engagement ring Vintage-Diamond-Ring-with-halo-10365-Ti-View-2 (1)
Read more

3.40ct Art Deco Style Diamond Ring with Halo

SOLD
3.43ct Antique Cushion Cut Diamond Ring Top View Olton Ring
Bow Motif Platinum and Diamond Ring Olton Ring Top Side View 14895
Add to cart

3.43ct Antique Cushion Cut Diamond Platinum Olton Ring

$45,000
Sold out
Top View Emerald Halo
Emerald Halo Engagement Ring
Read more

3.80ct Diamond Engagement Ring with Emerald Halo

Contact Us for Price
Antique Cluster Diamond Ring Stockton Ring Top View 14353
Antique 3ct Diamond Ring Stockton Ring Top Side View
Add to cart

Antique 3.00ct Diamond Halo Stockton Ring. Victorian Era, Circa 1880

$38,000
Top View Cushion-Cut Diamond on Platinum Engagement Ring 15407
Side View Platinum and Diamond Engagement Ring 15407
Add to cart

Antique 3.39ct Cushion-Cut Diamond Wingate Engagement Ring, Circa 1910

$39,000
Sold out
Antique Carre Ring TV
Top Side Carre Ring
Read more

Antique Carré Cut Engagement Ring. Circa 1925

SOLD
Sold out
Antique French 3.48ct Diamond Platinum Ring - Munich Ring 14853 Top View
3.48ct Old European Cut Diamond Ring - Munich Ring 14853 TSV
Read more

Antique French 3.48ct Diamond Munich Ring. Art Deco Era, Circa 1925

SOLD
Art Deco 3.29ct Diamond Engagement Ring - Whitby Ring 14274 Top View
Antique Old European Cut Diamond Ring - Whitby Ring 14274 TSV
Add to cart

Art Deco 3.29ct Whitby Ring. Antique, Circa 1920

$40,000
Top View Art Deco Era Platinum Engagement Ring SB0533
Bayard 3.50ct Diamond Antique platinum Ring SV
Add to cart

Art Deco 3.50ct Diamond Bayard Ring. Antique, Circa 1920

CONTACT FOR PRICE
Sold out
TV Clifton Ring
Clifton Ring TSV
Read more

Clifton Ring

SOLD
Bryant Park Ring cushion cut diamond and sapphire ring 14634-TV-1000PX
cushion cut diamond and sapphire ring Bryant park ring 14634-TSV-1000PX
Add to cart

Geometric 3.33ct Antique Cushion Cut Diamond Bryant Park Ring

$32,000
Emerald Cut Diamond Ring Colborne Ring Top View 14015
Add to cart

GIA 3.00ct Emerald Cut Diamond Colborne Ring

$80,000
Top View Asscher-Cut Diamond with Baguette-Cut Diamonds on Each Side 15318
Top Side View Diamond on Platinum Engagement Ring 15318
Add to cart

GIA-Certified 3.19ct Asscher-Cut Diamond Kingbury Ring

$38,000
Top View Pear-Shaped Diamond Ring Graff Ring SB615
Top Side View 3.41 Carat Diamond RIng Graff Ring SB615
Add to cart

Graff 3.41ct Pear Shape Diamond Ring

Contact Us
Tiffany Oval Cut Fancy Intense Yellow Diamond Ring - SB502 TV
Signed Tiffany Fancy Yellow Diamond Engagement Ring - SB502 TSV
Add to cart

Tiffany 3.14ct Fancy Yellow Diamond Ring

Contact For Price
Top View GIA-Certified 3.05 Carat Diamond Ring Osceola Ring 15132
Top Side View Platinum and Diamond Ring Osceola Ring 15132
Add to cart

Vintage 3.05ct Mauboussin Ring. Retro Era, Circa 1945

$45,000