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Antique Old Mine Cut Platinum Brooch

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  • Old Mine Cut Diamond Onyx Platinum Brooch
    Located in New York, NY
    This gorgeous platinum pin from the Art Deco era, is centered with a sparkling old mine cut diamond weighing approximately 0.80ct. and smaller old mine cut diamonds weighing approxim...
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    Early 20th Century Art Deco Brooches

    Materials

    Diamond, Onyx, Platinum

  • Art Deco Old Mine Cut Diamond Platinum Brooch
    Located in Seattle, WA
    An antique original Art Deco brooch with a classic look and elegant details. Eleven graduated diamonds with a total carat weight of approximately 4.26ctw shine bright in gleaming pla...
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    Early 20th Century Art Deco Brooches

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    Diamond, Platinum

  • Antique Old Mine Cut Diamond Flower Brooch
    Located in Chicago, IL
    Circa 1880s – 1890s This Victorian era flower head brooch is finely crafted in silver topped 18K gold (front – silver, back – gold). It is centered with an old mine cut diamond (6.4...
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    Antique 1880s Victorian Brooches

    Materials

    Diamond, White Diamond, Gold, 18k Gold, Silver

  • Platinum Pearl & Old Mine Cut Natural Diamond Bar Pin Brooch
    Located in Baltimore, MD
    Platinum Pearl & Old Mine Cut Natural Diamond Bar Pin Brooch Metal: 10.46 grams Pearls: 2.5 - 3.7mm Length: 80mm Width: 8.5mm Diamonds: Approx. .75 CTW H-I SI old mine cut natural d...
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    Early 20th Century Art Deco Brooches

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    Diamond, Pearl, Platinum

  • Antique Old Mine Cut Diamond Russian Gold Brooch
    Located in Cairo, EG
    Antique Russian old mine cut diamond brooch with an estimate diamond weight of 1.20 carats stone diameter 3.35mm each and smaller rose cut ...
    Category

    Antique Early 1900s Brooches

    Materials

    Diamond, 14k Gold

  • Antique Old Mine Cut Diamond Russian Gold Brooch
    Located in Cairo, EG
    Antique Russian old mine cut diamond brooch with an estimate diamond weight of 2.5 carats H color white excellent spark 4 cm length 14k gol...
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    Antique 1880s Brooches

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    Diamond, 14k Gold

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