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1 Carat Engagement Rings

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Order By

Order By

Carat Range

Carat Range

0.50-0.99ct
1.00-1.99ct
2.00-2.99ct

Price Bracket

$3,000 - $5,000
$5,000 - $10,000
$10,000 - $20,000
$20,000 & above

Center Gemstone

Center Gemstone

Diamond
Fancy Diamond

Metal

Metal

Gold
Platinum
Silver

Diamond Clarity

Diamond Clarity

IF Clarity
VVS1 Clarity
VVS2 Clarity
VS1 Clarity
VS2 Clarity
SI1 Clarity
SI2 Clarity

Gemstone Shape

Gemstone Shape

Asscher Cut
Cushion Cut
Old European Cut
Old Mine Cut
Emerald Cut
Round Brilliant Cut
Antique Cushion Cut
Rose Cut
Other Cuts
Marquise Cut
Pear Shape

Jewelry Era

Jewelry Era

Georgian Era
Victorian Era
Edwardian Era
Art Deco Era
Retro Era
Mid-Century
1950s - 1980s

Diamond Color

Diamond Color

D Color
E Color
F Color
G Color
H Color
I color
J Color
K Color
L Color
M Color

Shop our gorgeous collection of 1-carat diamond engagement rings. Each ring in this selection was handpicked by Afshin and Benjamin for its beauty, craftsmanship, and overall quality. You’ll find antique rings, vintage designs, and beautifully made settings that highlight the diamond’s natural brilliance.

If something catches your eye, don’t wait! You can reserve the ring by placing a refundable deposit.

Showing 1–36 of 361 results

art deco era ring featuring a 1.56 carat center diamond Bairoil Ring 15615

Art Deco 1.56 carat Diamond Engraved Bairoil Ring, Circa 1920 15615

Art Deco 1.56ct Diamond Engraved Bairoil Ring, Circa 1920

$11,000

1.44 carat round diamond with diamond accents and sapphire details Bloomsburg Ring 15790

Edwardian Diamond and Sapphire detailing Bloomsburg Ring, Circa 1910 15790

Edwardian 1.44ct Diamond and Sapphire Bloomsburg Ring, Circa 1910

$18,000

1.01 carat center diamond in box prongs and leaf motif on shoulders Currie Ring 15945

Vintage 1.01 carat center Diamond with leaf motif design Currie Ring, Circa 1950 15945

Vintage 1.01ct Diamond Currie Ring, Circa 1950

$8,000

Antique GIA-Certified 1.01ct Aldoma Ring, Circa 1925 15543

Top Side View Diamond on Platinum Engagement Ring 15543

Antique GIA-Certified 1.01ct Aldoma Ring, Circa 1925

$10,500

Asscher-Cut Diamond and Halo Ring New York Ring Top View

Platinum Asscher cut diamond ring New York Ring 14919 TSV 1000P

GIA 1.01ct Asscher Cut Diamond Engagement Ring. New York Ring

$9,000

1.20 carat center diamond with diamond halo ring Canova Ring DAKA3

Old European cut center diamond of 1.20 carats platinum ring Canova Ring DAKA3

Vintage 1.20ct Old European Cut Diamond with Halo Canova Ring, Circa 1950

$9,800

halo-style engagement ring centering antique cushion-cut diamond Marino Ring 12632

Cushion and Diamond Halo Ring Marino Ring

1.10ct Antique Cushion Cut Diamond Ring, G color. Marino Ring

$9,800

1-carat Antique Diamond and Sapphire Engagement Ring Denmark TV 11998

Diamond and Sapphire Halo Engagement Ring - Denmark Ring 14258 TSV

1.23ct Diamond and Sapphire Engagement Ring. Denmark Ring

$9,500

French Diamond and Diamond Halo Ring Mentz Ring Top View

White Gold and Diamond Engagement Ring - Metz Ring

1.42ct Diamond Vintage Engagement Ring. Metz Ring, Circa 1940

$14,000

1.58ct Old European Cut Diamond Seville Ring Top View 11863

Seville Ring Edwardian Era Engagement Ring Top Side View 11863

1.58ct Old European Cut Diamond, Platinum Ring. Seville Ring

$12,800

Top View 1.70 carat Diamond Center in 18k Yellow Gold 15383

Side View Diamond on Yellow Gold Engagement Ring 15383

1.70ct Old European Cut Diamond Engagement Bologna Ring

$19,000

Antique GIA 1.06ct Diamond Southwell Ring. Art Deco Era, Circa 1935 13782

Antique GIA-Certified 1.06 carat Diamond Engagement Ring Southwell Ring 13782

Antique GIA 1.06ct Diamond Southwell Ring. Art Deco Era, Circa 1935

$13,000

2.16ct GIA-Certified old european cut diamond with sapphire details Chrysler Ring 15836

antique Art Deco GIA 2.16ct Diamond and Sapphire Chrysler Ring, Circa 1925 15836

Art Deco GIA 2.16ct Diamond and Sapphire Chrysler Ring, Circa 1925

$25,000

Edwardian Antique Bohemia 1.48ct Diamond Engagement Ring. Circa 1900 13506

Edwardian Antique Bohemia 1.48ct Diamond Engagement Ring 13506

Edwardian Antique Bohemia 1.48ct Diamond Engagement Ring. Circa 1900

$12,000

Top View 0.70 carat Old European Cut Diamond Ring 15466

Top Side View Prong Set 0.70 carat Diamond on Platinum Ring 15466

Vintage 0.70ct Old Euro Diamond Norwalk Ring, Circa 1950

$3,700

Platinum and Diamond Vintage Ring Riverview Ring Top View 14240

Platinum and Diamond Vintage Ring Riverview Ring Side View 14240

Vintage 1.19ct GIA Certified Old European Cut Diamond Ring. Riverview Ring

$9,000

Vintage Retro 1.90ct Transitional Cut Diamond Engagement Ring. Preston Ring, Circa 1950 13730

Vintage Retro 1.90ct Transitional Cut Diamond Engagement Ring. Preston Ring 13730

Vintage Retro 1.90ct Transitional Cut Diamond Preston Ring, Circa 1950

$19,500

1 carat Diamond on Platinum Huntington Ring Top View 12199

1ct platinum diamond engagement ring

1.00ct, D Color GIA Certified Platinum Diamond Ring. Huntington Ring

$11,000

Asscher-Cut Diamond Ring Gracefield Ring Top View

asscher cut diamond platinum ring

1.01ct GIA Certified Asscher Cut Diamond Ring in Platinum. Baysville Ring

$9,800

Leaf Motif and Diamond Ring Cairns Ring Top View 14090

Old European Cut Diamond Ring Cairns Ring 14090 Top Side View

1.16ct Old European Cut Diamond Ring in Platinum. Cairns Ring

$8,000

1.31ct Old European Cut Diamond and Sapphire Ring. Cambridge Ring

Platinum and Old European Cut Diamond Ring Cambridge Ring Top Side View 14187

1.31ct Old European Cut Diamond and Sapphire Cambridge Ring

$12,000

Cushion Cut Diamond Ring Oakland Ring 13843 Top View 13843

Platinum and Diamond Ring Oakland Ring 13843 Top Side View

1.37ct Antique Cushion Cut Diamond Oakland Ring

$13,000

Top View Diamond and Ruby Halo Engagement Ring 13762

Platinum Mounting Triple Wire Shank Open Work Under Gallery Halo Engagement Ring 13762-TSV-1000PX

1.59ct Old European Cut Diamond Ruby Halo Plano Ring

$17,000

1.80 Carat Emerald Cut Diamond Ring Cremona Ring Top View 15155

GIA Certified Emerald Cut Diamond Ring Cremona Ring Top Side View

1.80ct Emerald Cut Diamond and Baguette Halo Platinum Ring. Cremona Ring

$25,000

Antique 3.00 carat Diamond Halo Stockton Ring. Victorian Era, Circa 1880 14572

Antique 3.00ct center Diamond Halo Stockton Ring. Victorian Era, Circa 1880 14572

Antique Art Deco Era 1.59ct Diamond Noyers Ring, Circa 1925

$13,500

antique cushion-cut diamond with baguette and round diamond platinum Milo ring 15247

center Antique Cushion Cut 1.66ct diamond GIA Certified Milo Ring 15247

Antique Cushion Cut 1.66ct GIA Certified Milo Ring

$14,000

Antique Edwardian Era Ring Newfield Ring Top View 13338

Antique Edwardian Diamond Openwork Ring. Newfield Ring, Circa 1910

Antique Edwardian Diamond Openwork Newfield Ring, Circa 1910

$11,000

GIA-Certified 1.63 carat Old European cut Diamond Engagement Ring 14704 TV 1000P

Old European cut diamond ring Platinum 14704 TSV 1000P Hornsby ring

GIA Art Deco 1.63ct Hornsby Ring. Antique, Circa 1930

$17,600

Top View Octagon Shaped Diamond Engagement Ring Bentham Ring 15427

Top Side View 1.07 carat Diamond Center with Halo of Diamonds 15427

GIA-Certified 1.07ct Old European Cut Diamond Bentham Ring

$9,100

Top View GIA-Certified 1.11 carat Cushion-Cut Diamond Engagement Ring 15157

Top Side View Cushion-Cut Diamond Surrounded by Emerald Halo Ring 15157

GIA-Certified 1.11ct Cushion Cut Diamond Emerald Halo Brookside Ring

$12,000

GIA-Certified 1.47ct Old European Diamond Ruby Floral Ring 14134

Diamond and Ruby Cluster Ring Ruby Floral Halo Top Side View

GIA-Certified 1.47ct Old European Diamond Ruby Floral Ring

$14,000

0.91 carat heart-shaped diamond and sapphire engagement ring

0.91ct Heart-Shaped Diamond and Sapphire on shoulder detailing Marbella Ring 15726

0.91ct Heart-Shaped Diamond and Sapphire Marbella Ring

$6,600

1.02ct Old European Cut Diamond Ring - Leawood Ring 14163 Top View

Old European Diamond Sapphire Halo Ring - Leawood Ring 14163 TSV

1.02ct Diamond and Sapphire Halo Platinum Leawood Ring

$7,000

1.08ct Antique Edwardian Teterboro Ring. Circa 1910 13600

Platinum Mounting Diamond Dome Setting Antique Engagement Ring 13600-TSV-1000PX

1.08ct Antique Edwardian Teterboro Ring, Circa 1910

$10,500

Diamond and Sapphire Halo Engagement Ring - Perth Ring 12966

Old European Diamond and Sapphire Ring - Perth Ring 12966

1.17ct Diamond and Sapphire Halo Platinum Perth Ring

$11,000

1.17 Carat Art Deco Old European Cut Engagement Ring Handcrafted Platinum - Nouveaux Ring

Handcrafted Platinum 1.17 Carat Art Deco old European Cut Engagement Ring - Nouveaux Ring

1.17ct Nouveaux Ring, Circa 1920

$12,000

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