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  1. NewSale 7.98 ct Valuable Pear Cabochon (14 x 13 mm) Unheated / Untreated Mexico Matrix Fire Opal Loose Gemstone
    7.98 ct Valuable Pear Cabochon (14 x 13 mm) Unheated / Untreated Mexico Matrix Fire Opal Loose Gemstone
  2. NewSale 31.34 ct Magnificent Fancy Cabochon Shape (27 x 18 mm) Play of Colors Australian Koroit Boulder Opal Natural Loose Gemstone
    31.34 ct Magnificent Fancy Cabochon Shape (27 x 18 mm) Play of Colors Australian Koroit Boulder Opal Natural Loose Gemstone
  3. NewSale 10.06 ct Remarkable Fancy Shape (20 x 15 mm) Play of Colors Australian Koroit Boulder Opal Natural Loose Gemstone
    10.06 ct Remarkable Fancy Shape (20 x 15 mm) Play of Colors Australian Koroit Boulder Opal Natural Loose Gemstone
  4. NewSale 28.08 ct Superb Fancy Cabochon Shape (31 x 19 mm) Play of Colors Australian Koroit Boulder Opal Natural Loose Gemstone
    28.08 ct Superb Fancy Cabochon Shape (31 x 19 mm) Play of Colors Australian Koroit Boulder Opal Natural Loose Gemstone
  5. NewSale 17.55 ct Valuable Fancy Cabochon Shape (25 x 17 mm) Play of Colors Australian Koroit Boulder Opal Natural Loose Gemstone
    17.55 ct Valuable Fancy Cabochon Shape (25 x 17 mm) Play of Colors Australian Koroit Boulder Opal Natural Loose Gemstone
  6. NewSale 28.63 ct Pretty Fancy Cabochon Shape (23 x 18 mm) Play of Colors Australian Koroit Boulder Opal Natural Loose Gemstone
    28.63 ct Pretty Fancy Cabochon Shape (23 x 18 mm) Play of Colors Australian Koroit Boulder Opal Natural Loose Gemstone
  7. NewSale 10.50 ct GIL Certified Pretty Oval Cabochon Shape (17 x 14 mm) Play of Colors Rainbow Opal Natural Gemstone
    10.50 ct GIL Certified Pretty Oval Cabochon Shape (17 x 14 mm) Play of Colors Rainbow Opal Natural Gemstone
  8. NewSale 24.35 ct Impressive Pear Cabochon (24 x 19 mm) Un-Heated Mexico Matrix Fire Opal Loose Gemstone
    24.35 ct Impressive Pear Cabochon (24 x 19 mm) Un-Heated Mexico Matrix Fire Opal Loose Gemstone
  9. NewSale 8.76 ct GIL Certified Best Oval Cabochon Shape (17 x 14 mm) Play of Colors Rainbow Opal Natural Gemstone
    8.76 ct GIL Certified Best Oval Cabochon Shape (17 x 14 mm) Play of Colors Rainbow Opal Natural Gemstone
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