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6576 products
10.02 ct RARE! Flashing Cabochon (23.05 x 9.11 mm) Australian Boulder Opal
10.02 ct RARE! Flashing Cabochon (23.05 x 9.11 mm) Australian Boulder Opal
$116.99 $70.20 USD
10.03 ct Pear Cabochon (23.00 x 11.56mm) Natural Australian Boulder Opal 10.03 ct Pear Cabochon (23.00 x 11.56mm) Natural Australian Boulder Opal
10.03 ct Pear Cabochon (23.00 x 11.56mm) Natural Australian Boulder Opal
$116.99 $70.20 USD
10.04 ct Superb Fancy (19.87 x 11.36mm) Natural Australian Boulder Opal
10.04 ct Superb Fancy (19.87 x 11.36mm) Natural Australian Boulder Opal
$129.99 $78.00 USD
10.05 ct AIG CERTIFIED PEAR (17.26 x 12.10 mm) COPPER BEARING PARAIBA TOURMALINE 10.05 ct AIG CERTIFIED PEAR (17.26 x 12.10 mm) COPPER BEARING PARAIBA TOURMALINE
10.05 ct AIG CERTIFIED PEAR (17.26 x 12.10 mm) COPPER BEARING PARAIBA TOURMALINE
$4,523.99 $2,714.40 USD
10.05 ct Fancy (23.28 x 13.56 mm) Natural Australia Boulder Matrix Opal 10.05 ct Fancy (23.28 x 13.56 mm) Natural Australia Boulder Matrix Opal
10.05 ct Fancy (23.28 x 13.56 mm) Natural Australia Boulder Matrix Opal
$129.99 $78.00 USD
10.06 ct Impressive Fancy (18.79 x 12.09mm) Australian Koroit Boulder Opal 10.06 ct Impressive Fancy (18.79 x 12.09mm) Australian Koroit Boulder Opal
10.06 ct Impressive Fancy (18.79 x 12.09mm) Australian Koroit Boulder Opal
$103.99 $62.40 USD
10.07 ct Fancy (19.41 x 11.00mm) 100% Natural Australian Boulder Opal
10.07 ct Fancy (19.41 x 11.00mm) 100% Natural Australian Boulder Opal
$129.99 $78.00 USD
10.08 ct Phenomenal Fancy (18.45 x 13.47mm) Australian Koroit Boulder Opal 10.08 ct Phenomenal Fancy (18.45 x 13.47mm) Australian Koroit Boulder Opal
10.08 ct Phenomenal Fancy (18.45 x 13.47mm) Australian Koroit Boulder Opal
$103.99 $62.40 USD
10.10 ct Cushion (15.79 x 11.89 mm) Brazil Natural Purple Amethyst Gemstone 10.10 ct Cushion (15.79 x 11.89 mm) Brazil Natural Purple Amethyst Gemstone
10.10 ct Cushion (15.79 x 11.89 mm) Brazil Natural Purple Amethyst Gemstone
$165.99 $99.60 USD
10.10 ct Octagon Cut (14.06 x 12.40 mm) Purple Yellow Natural Ametrine 10.10 ct Octagon Cut (14.06 x 12.40 mm) Purple Yellow Natural Ametrine
10.10 ct Octagon Cut (14.06 x 12.40 mm) Purple Yellow Natural Ametrine
$94.99 $57.00 USD
10.10 ct Oval Cabochon (21.47 x 13.75mm) Natural Australian Boulder Opal 10.10 ct Oval Cabochon (21.47 x 13.75mm) Natural Australian Boulder Opal
10.10 ct Oval Cabochon (21.47 x 13.75mm) Natural Australian Boulder Opal
$116.99 $70.20 USD
10.14 ct Fancy (22.22 x 17.51 mm) Natural Australia Boulder Matrix Opal
10.14 ct Fancy (22.22 x 17.51 mm) Natural Australia Boulder Matrix Opal
$129.99 $78.00 USD

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