Skip to main content
Want more images or videos?
Request additional images or videos from the seller
1 of 10

Black Starr & Frost 1.03 Carat Diamond Onyx Platinum Cocktail Ring

About the Item

Art Deco Black Star & Frost Calibré cut black Onyx and Emerald step cut center diamond in a platinum setting with accent diamonds. 1 Emerald step cut diamond, approx. total weight 1.03cts, M – N, SI1, EGL certificate # US312362301D 28 round diamonds, approx. total weight .28cts 2 shield cut Onyx, 6.96 x 6.53mm Size 6 and sizable Platinum Tested: Platinum Hallmark: BS+F (Black Star & Frost) 3.8 grams Width at top: 22.20mm Height at top: 4.64mm Width at Bottom: 1.34mm
More From This SellerView All
  • EGL Certified 1.03 Carat Transitional Diamond Platinum Engagement Ring
    Located in Stamford, CT
    Mid-Century Transitional brilliant cut round center diamond engagement ring. Set in platinum with two tapered baguette side diamonds in a three-stone setting. 1 transitional cut ro...
    Category

    Mid-20th Century Unknown Engagement Rings

    Materials

    Diamond, Platinum

  • EGL Certified 1.03 Carat Diamond Platinum Fishtail Engagement Ring
    Located in Stamford, CT
    Vintage 1950's diamond platinum engagement ring. Fishtail square center set with its original transitional cut 1.03 carat diamond and bar set straight baguette side diamonds. EGL cer...
    Category

    Mid-20th Century Engagement Rings

    Materials

    Diamond, Platinum

  • 1.03 Carat Ceylon Sapphire Diamond Halo Platinum Engagement Ring
    Located in Stamford, CT
    Sapphire and diamond engagement ring. Round Ceylon center stone in a handmade wire ring with a halo of round diamonds in a Platinum swirl design setting. circa 1970. 1 round Sapphi...
    Category

    Late 20th Century Engagement Rings

    Materials

    Diamond, Sapphire, Blue Sapphire, Platinum

  • GIA Certified 1.03 Carat Blue Sapphire Diamond Platinum Engagement Ring
    Located in Stamford, CT
    Vintage early 1900s Sapphire Platinum Diamond engagement ring, with an original old European cut Sapphire. GIA certified simple heat only. Simple Diamond accents. 1 oval blue Sapph...
    Category

    Early 20th Century Engagement Rings

    Materials

    Diamond, Blue Sapphire, Sapphire, Platinum

  • EGL Certified 1.03 Carat Transitional Cut Diamond Platinum Dome Engagement Ring
    Located in Stamford, CT
    Diamond platinum ring with bow design sides, beautiful open work and an original transitional cut 1.03ct bright center diamond with a hint of warm color tone in a platinum setting. ...
    Category

    Antique Early 1900s Engagement Rings

    Materials

    Diamond, Platinum

  • 4.40 Carat Diamond Platinum Cluster Cocktail Ring
    Located in Stamford, CT
    1950's classic example of a diamond cluster cocktail ring. 7 pear shaped, 6 Marquise shaped and 16 round shaped diamonds set in a platinum cocktail ring setting. 7 pear shape diamo...
    Category

    Mid-20th Century Cocktail Rings

    Materials

    Diamond, Platinum

You May Also Like
  • GIA 0.81 Carat Diamond Black Starr & Frost Engagement Ring
    By Black, Starr & Frost
    Located in New York, NY
    This elegant platinum engagement ring by Black Starr and Frost, is centered with a sparkling GIA certified old mine cut diamond that weighs 0.81ct. graded G color with VVS2 clarity. ...
    Category

    20th Century Engagement Rings

    Materials

    Diamond, Platinum

  • 1.03 Carat Diamond Platinum Engagement Ring
    Located in Atlanta, GA
    Ring Size: 6.5 Metal Type: Platinum Weight: 3.7 grams Center Diamond Details Shape: Old European Brilliant Carat Weight: 1.03 carat Color: L Clarity: VS1 Side Stone Details: Sha...
    Category

    Vintage 1920s Unknown Art Deco Engagement Rings

    Materials

    White Diamond, Sapphire, Blue Sapphire, Platinum

  • 1.03 Carat Diamond Platinum Engagement Ring
    Located in Atlanta, GA
    Item Details: Ring Size: 7.25 Metal Type: Platinum [Hallmarked, and Tested] Weight: 3.0 grams Center Diamond Details: GIA REPORT #: 6213188147 Weight: 1.03 carat Cut: Old Mine Bril...
    Category

    Vintage 1910s Unknown Edwardian Engagement Rings

    Materials

    White Diamond, Platinum

  • 1.03 Carat Diamond Platinum Engagement Ring
    Located in Atlanta, GA
    Item Details: Ring Size: 6 Metal Type: Platinum Weight: 3.0 grams Center Diamond Details Shape: Old Mine Brilliant Carat Weight: 1.03 carat Color: J Clarity: SI1 Side Stone Detail...
    Category

    Vintage 1920s Unknown Art Deco Engagement Rings

  • 1.03 Carat GIA Cert Diamond Platinum Engagement Ring
    Located in New York, NY
    This stunning platinum engagement ring is centered with a sparkling GIA certified circular brilliant cut diamond that weighs 1.03ct. graded J color with SI1 clarity. Accentuating the...
    Category

    20th Century Edwardian Engagement Rings

    Materials

    Diamond, Platinum

  • GIA Certified 1.03 Carat Diamond Platinum Engagement Ring
    Located in Atlanta, GA
    Item Details: Ring Size: 8.25 Metal Type: Platinum Weight: 5.4grams Center Diamond Details GIA CERTIFIED Center Diamond - Certificate # 2195689773 Shape: Old European Brilliant Ca...
    Category

    Vintage 1920s Unknown Art Deco Engagement Rings

    Materials

    White Diamond, Platinum

Recently Viewed

View All