Thomas Cooper Jewelry Makes You Smile :)

Collection: Birthstones

“Birthstones are personal and affordable to collect. Birthstone jewelry is a cherished gift and is the perfect opportunity to introduce someone to the wonderful world of gemstones and fine jewelry”— Thomas Cooper

Our diamonds, gemstones, and precious metals are sourced in a responsible and sustainable manner. Gemstones are sourced directly from small independent mines, gemstone cutters, and dealers in gem regions around the world. Wherever possible, we utilize raw materials and alloys that have been recycled.

21 products
  • Natural Fancy Color Diamond, G.I.A. Certificate, 0.47ct, Brilliant Cut, April Birthstone
    Regular price
    $899.00
    Sale price
    $899.00
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  • Blue Sapphire, 1.03 Carat, Step Cut, September Birthstone
    Regular price
    $169.00
    Sale price
    $169.00
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  • Teal Tourmaline, 3.34ct, Oval Cut, October Birthstone
    Regular price
    $425.00
    Sale price
    $425.00
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  • Mint Green Tourmaline, 5.74ct, Oval Cut, October Birthstone
    Regular price
    $835.00
    Sale price
    $835.00
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  • Blue Zircon, 6.82ct, Cushion Cut, December Birthstone
    Regular price
    $340.00
    Sale price
    $340.00
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  • Blue Zircon, 3.39ct, Cushion Cut, December Birthstone
    Regular price
    $235.00
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    $235.00
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  • Rubellite Tourmaline Natural Gemstone, 2.58 Carats, Cushion Cut, October Birthstone
    Regular price
    $129.00
    Sale price
    $129.00
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  • Deep Pink Tourmaline, 3.55ct, Cushion Cut. October Birthstone
    Regular price
    $369.00
    Sale price
    $369.00
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  • Aquamarine, 10.28ct, Ascher Cut, March Birthstone
    Regular price
    $599.00
    Sale price
    $599.00
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  • Blue Ceylon Sapphire, 1.54, Cushion Cut, September Birthstone, Certified
    Regular price
    $799.00
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    $799.00
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  • Pink Tourmaline, 5.51ct, Oval Cut, October Birthstone
    Regular price
    $699.00
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    $699.00
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  • Pink Tourmaline, 4.15ct, Oval Cut, October Birthstone
    Regular price
    $499.00
    Sale price
    $499.00
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