Thomas Cooper Jewelry: Where every piece makes you smile!

Collection: Gemstones

We work with small, independent gemstone cutters in gem regions around the world. Wherever possible, we utilize raw materials and alloys that have been recycled.

“Buying diamonds and gemstones directly from the source guarantees my clientele peace of mind, quality, and value” —Thomas Cooper

50 products
  • Rosewood Red Tourmaline, 3.14ct, Round Cut
    Regular price
    $245.00
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    $245.00
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  • Deep Pink Orange Tourmaline, 3.40ct, Cushion Cut
    Regular price
    $425.00
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    $425.00
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  • Purplish Pink Tourmaline, 2.48ct, Cushion Cut
    Regular price
    $299.00
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    $299.00
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  • Rosewood Red Tourmaline, 3.27ct, Oval Cut
    Regular price
    $399.00
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    $399.00
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  • Mint Green Tourmaline, 1.93ct, Asscher Cut
    Regular price
    $245.00
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    $245.00
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  • Blue Tourmaline, 2.59ct Rectangular Step Cut
    Regular price
    $325.00
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    $325.00
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  • Lagoon Green Tourmaline, 1.85ct Rectangular Step Cut
    Regular price
    $149.00
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    $149.00
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  • Teal Tourmaline, 1.18ct Rectangular Step Cut
    Regular price
    $149.00
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    $149.00
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  • Rubellite Tourmaline, 2.12ct Rectangular Cushion Cut
    Regular price
    $225.00
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    $225.00
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  • Rubellite Tourmaline, 1.46ct Rectangular Cushion Cut
    Regular price
    $145.00
    Sale price
    $145.00
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  • Rubellite Tourmaline, 3.67ct Rectangular Cushion Cut
    Regular price
    $365.00
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    $365.00
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  • Rubellite Tourmaline, 3.42ct Rectangular Cushion Cut
    Regular price
    $345.00
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    $345.00
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