K Color

Our collection of K-Color Diamond Engagement Rings. Curated by Estate Diamond Jewelry. These diamonds have a center diamond that features K Color.

  • Platinum and Diamond Handcrafted Engagement Ring - Groton RingHandcrafted Platinum and Diamond Engagement Ring - Groton Ring

    Groton Ring

    $4,500
  • 4.25ct Old European Cut Diamond And Baguette Halo Accented Ring 14034-TV-1000PXPlatinum Mounting Open Work Under Gallery Diamond Engagement Ring 14034-TSV-1000PX

    Bayside Ring

    $55,000
  • Retro Old European Cut Diamond Ring - Berge RingVintage Old European Cut Diamond Ring - Berge Ring

    Berge Ring. Circa 1940, Vintage, Retro Era

    $4,000
  • Edwardian Antique Ring Bohemia RingEdwardian Diamond and Platinum Filigree Ring - Bohemia Ring

    Bohemia Ring. Circa 1900, Antique, Edwardian Era

    $12,000
  • Platinum and Diamond Vintage Ring Riverview Ring Top ViewOld European Cut Diamond Vintage Ring Riverview Ring Top Side View

    Riverview Ring

    $9,000
  • Art Deco Diamond and Sapphire Ring Rovigo Ring Top ViewPlatinum Art Deco RIng Rovigo Ring 14339-TSV-1000PX (1)

    Rovigo Ring. Circa 1920, Antique, Art Deco Era

    $16,500
  • Seville Ring Top ViewSeville Ring Top Side View

    Seville Ring

    $12,800
  • Art Deco 1.25ct Old European Ring - Whitfield Ring 14142 TV1.25ct Old European Cut Diamond Ring - Whitfield Ring 14142 TSV

    Whitfield Ring. Circa 1920, Antique, Art Deco Era

    SOLD
  • Leaf Motif and Diamond Ring Cairns Ring Top ViewOld European Cut Diamond Ring Cairns Ring 14090 Top Side View

    Cairns Ring

    $8,000
  • Platinum and Rose Cut Diamond Ring Columbus Ring 14566 Top ViewRose Cut Diamond Solitaire Engagement Ring - Columbus Ring 13755 TSV

    Columbus Ring

    SOLD
  • 5.03 Carat Asscher Cut Diamond Ring - Crawford Ring 13798 TVDiamond and French Cut Sapphire Halo Ring - Crawford Ring 13798 TSV

    Crawford Ring

    $90,000
  • Old European Cut Diamond Ring Dover Ring Top View3.02 Carat Old European Cut RingDover Ring Top Side View

    Dover Ring

    $45,000
  • Diamond and Yellow Gold Ring Gifford Ring Top ViewFrench Yellow Gold and Diamond Ring Gifford Ring Top Side View

    Gifford Ring. Circa 1970, Vintage

    $50,000
  • 4.30 Carat Diamond Engagement Ring with Onyx Halo 13423 TVPlatinum Diamond and Onyx Engagement Ring - Kent Ring

    Kent Ring. Circa 1925, Antique, Art Deco Era

    $45,000
  • 6.66ct Old European Cut Diamond TDW Drop Earrings 14246_TVPlatinum And 18k Yellow Gold Mounting Open Work Back Gallery Diamond Earrings 14246_TSV

    Madigan Earrings

    SOLD
  • Platinum and Diamond Ring Middletown Ring Top ViewEdwardian Old European Cut Diamond Ring - Middletown Ring 14410 TSV

    Middletown Ring. Circa 1910, Antique, Edwardian Era

    SOLD
  • Ruby Halo Platinum and Old European Cut Diamond Ring Plano Ring Top ViewPlatinum Mounting Triple Wire Shank Open Work Under Gallery Halo Engagement Ring 13762-TSV-1000PX

    Plano Ring

    $17,000
  • 1.95ct Old European Cut Diamond Engagement Ring Top View 13647_TVPlatinum Hand Engraved Shank Art Deco Original Engagement Ring Circa 1920 13647_TSV

    Prague Ring. Circa 1920

    SOLD
  • Art Deco Style Sapphire and Diamond Ring Rimini Ring1.39ct old European Cut Diamond Ring Rimini Ring

    Rimini Ring

    SOLD
  • 7.55 Carat Diamond Ring Rockford Ring Top ViewProng Set Old European Cut Diamond Ring - Rockford Ring

    Rockford Ring

    Contact Us For Price
  • 2.08ct Old European Diamond Engagement Ring - Rouen Ring 14259 TV2.08ct Old European Cut Diamond Ring - Rouen Ring 14259 TSV

    Rouen Ring. Circa 1920, Antique, Art Deco Era

    $19,000
  • Art Deco 1.89ct Old European Cut Diamond Engagement Ring 14167-TV-1000PXDiamond Accented Shoulder And Shank Platinum Engagement Ring 14167-TSV-1000PX

    Salford Ring. Circa 1930, Antique, Art Deco Era

    $16,000
  • Pear Shape Diamond Ring Shafton Ring Top ViewPlatinum and Diamond Cluster Ring Shafton Ring Top Side View

    Shafton Ring

    $26,000
  • 1.73ct Old European Cut Diamond Ring - Smithfield Ring 13640 TVDome Openwork Filigree Platinum Diamond Ring - Smithfield Ring 13640 TSV

    Smithfield Ring. Circa 1925, Antique, Art Deco Era.

    $15,000
  • Old European Diamond and Platinum Ring - Tamworth RingPlatinum and Old European Diamond Ring - Tamworth Ring Top View

    Tamworth Ring

    RESERVED
  • Old European Cut Diamond and Sapphire Halo Ring Yale Ring Top View4.26 Carat Diamond and Sapphire Ring Yale Ring Top Side View

    Yale Ring

    $60,000
  • 1.51ct Old European Diamond Engagement Ring - Amalfi Ring 14761 TVAntique Diamond and Platinum Engagement Ring - Amalfi Ring 14761 TSV

    Amalfi Ring. Circa 1925, Antique, Art Deco Era.

    $15,000
  • Diamond Onyx and Emerald ring Bollon Ring Top ViewPlatinum Art Deco Style Ring Bollon Ring Top Side View

    Bollon Ring

    $35,000
  • Antique 3.90ct Diamond Ring Boudry Ring Top ViewAntique Diamond Platinum Ring Boudry Ring Top Side View

    Boudry Ring. Circa 1920, Antique, Art Deco Era

    $42,000
  • Brisbane Ring Top ViewBrisbane Ring Top Side View

    Brisbane Ring

    SOLD