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6576 products
12.40 ct Oval (16.64 x 13.46 mm) Natural Brazil Purple Amethyst Loose Gemstone 12.40 ct Oval (16.64 x 13.46 mm) Natural Brazil Purple Amethyst Loose Gemstone
12.40 ct Oval (16.64 x 13.46 mm) Natural Brazil Purple Amethyst Loose Gemstone
$200.99 $120.60 USD
12.42 ct Fancy (18.45 x 16.90mm) 100% Natural Australian Boulder Opal 12.42 ct Fancy (18.45 x 16.90mm) 100% Natural Australian Boulder Opal
12.42 ct Fancy (18.45 x 16.90mm) 100% Natural Australian Boulder Opal
$129.99 $78.00 USD
12.44 ct Romantic Fancy (25.09 x 9.53mm) Natural Australian Boulder Opal 12.44 ct Romantic Fancy (25.09 x 9.53mm) Natural Australian Boulder Opal
12.44 ct Romantic Fancy (25.09 x 9.53mm) Natural Australian Boulder Opal
$129.99 $78.00 USD
12.45 ct Beautiful Fancy (22.47 x 13.82mm) Australian Koroit Boulder Opal 12.45 ct Beautiful Fancy (22.47 x 13.82mm) Australian Koroit Boulder Opal
12.45 ct Beautiful Fancy (22.47 x 13.82mm) Australian Koroit Boulder Opal
$129.99 $78.00 USD
12.45 ct Lovely Fancy (16.73 x 13.83mm) Natural Australian Boulder Opal 12.45 ct Lovely Fancy (16.73 x 13.83mm) Natural Australian Boulder Opal
12.45 ct Lovely Fancy (16.73 x 13.83mm) Natural Australian Boulder Opal
$103.99 $62.40 USD
12.52 ct Dazzling Fancy (17.75 x 13.13mm) Natural Australian Boulder Opal 12.52 ct Dazzling Fancy (17.75 x 13.13mm) Natural Australian Boulder Opal
12.52 ct Dazzling Fancy (17.75 x 13.13mm) Natural Australian Boulder Opal
$103.99 $62.40 USD
12.54 ct Oval Cabochon (23.03 x 16.42 mm) Natural Play of Colors Rainbow Opal 12.54 ct Oval Cabochon (23.03 x 16.42 mm) Natural Play of Colors Rainbow Opal
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12.54 ct Oval Cabochon (23.03 x 16.42 mm) Natural Play of Colors Rainbow Opal
$420.99 $168.60 USD
12.60 ct Emerald Cut (17.40 x 12.64 mm) Brazil Natural Purple Amethyst Gemstone 12.60 ct Emerald Cut (17.40 x 12.64 mm) Brazil Natural Purple Amethyst Gemstone
12.60 ct Emerald Cut (17.40 x 12.64 mm) Brazil Natural Purple Amethyst Gemstone
$204.99 $123.00 USD
12.62 ct Fancy (22.35 x 12.84mm) Natural Australian Koroit Boulder Opal 12.62 ct Fancy (22.35 x 12.84mm) Natural Australian Koroit Boulder Opal
12.62 ct Fancy (22.35 x 12.84mm) Natural Australian Koroit Boulder Opal
$129.99 $78.00 USD
12.62 ct Fancy (29.97 x 14.33mm) Natural Australian Koroit Boulder Opal 12.62 ct Fancy (29.97 x 14.33mm) Natural Australian Koroit Boulder Opal
12.62 ct Fancy (29.97 x 14.33mm) Natural Australian Koroit Boulder Opal
$90.99 $54.60 USD
12.63 ct(2pcs) MATCHING PAIR Octagon (13.47x8.15 mm) Watermelon Tourmaline 12.63 ct(2pcs) MATCHING PAIR Octagon (13.47x8.15 mm) Watermelon Tourmaline
12.63 ct(2pcs) MATCHING PAIR Octagon (13.47x8.15 mm) Watermelon Tourmaline
$1,272.99 $763.80 USD
12.65 ct AIG CERTIFIED OVAL CABOCHON (18.64 x 16.00 mm) WELO RAINBOW OPAL 12.65 ct AIG CERTIFIED OVAL CABOCHON (18.64 x 16.00 mm) WELO RAINBOW OPAL
12.65 ct AIG CERTIFIED OVAL CABOCHON (18.64 x 16.00 mm) WELO RAINBOW OPAL
$675.99 $405.60 USD

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