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6576 products
6.53 ct Fancy (18.24 x 12.31mm) Natural Australian Koroit Boulder Opal 6.53 ct Fancy (18.24 x 12.31mm) Natural Australian Koroit Boulder Opal
6.53 ct Fancy (18.24 x 12.31mm) Natural Australian Koroit Boulder Opal
$103.99 $62.40 USD
6.54 ct Cabochon (20.02 x 9.58 mm) Natural Australian Koroit Boulder Opal
6.54 ct Cabochon (20.02 x 9.58 mm) Natural Australian Koroit Boulder Opal
$116.99 $70.20 USD
6.54 ct Impressive Fancy (17.62 x 12.73mm) Natural Australian Boulder Opal 6.54 ct Impressive Fancy (17.62 x 12.73mm) Natural Australian Boulder Opal
6.54 ct Impressive Fancy (17.62 x 12.73mm) Natural Australian Boulder Opal
$103.99 $62.40 USD
6.54 ct Oval Cabochon(16.72 x 14.24mm) Natural Australian Boulder Opal 6.54 ct Oval Cabochon(16.72 x 14.24mm) Natural Australian Boulder Opal
6.54 ct Oval Cabochon(16.72 x 14.24mm) Natural Australian Boulder Opal
$103.99 $62.40 USD
6.58 ct Topnotch Fancy (20.01 x 11.58mm) Natural Australian Boulder Opal 6.58 ct Topnotch Fancy (20.01 x 11.58mm) Natural Australian Boulder Opal
6.58 ct Topnotch Fancy (20.01 x 11.58mm) Natural Australian Boulder Opal
$103.99 $62.40 USD
6.59 ct Cabochon (19.08 x 8.89 mm) Natural Australian Koroit Boulder Opal
6.59 ct Cabochon (19.08 x 8.89 mm) Natural Australian Koroit Boulder Opal
$116.99 $70.20 USD
6.60 ct Fancy (27.55 x 14.88 mm) Natural Australia Boulder Matrix Opal 6.60 ct Fancy (27.55 x 14.88 mm) Natural Australia Boulder Matrix Opal
6.60 ct Fancy (27.55 x 14.88 mm) Natural Australia Boulder Matrix Opal
$116.99 $70.20 USD
6.60 ct Fancy Cabochon (17.32 x 12.53mm) Natural Australian Boulder Opal 6.60 ct Fancy Cabochon (17.32 x 12.53mm) Natural Australian Boulder Opal
6.60 ct Fancy Cabochon (17.32 x 12.53mm) Natural Australian Boulder Opal
$103.99 $62.40 USD
6.60 ct Flashing Fancy (19.45 x 14.48mm) Natural Australian Boulder Opal 6.60 ct Flashing Fancy (19.45 x 14.48mm) Natural Australian Boulder Opal
6.60 ct Flashing Fancy (19.45 x 14.48mm) Natural Australian Boulder Opal
$90.99 $54.60 USD
6.60 ct Octagon (12.16 x 8.97 mm) Unheated Natural Watermelon Tourmaline 6.60 ct Octagon (12.16 x 8.97 mm) Unheated Natural Watermelon Tourmaline
6.60 ct Octagon (12.16 x 8.97 mm) Unheated Natural Watermelon Tourmaline
$553.99 $332.40 USD

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