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6576 products
15.15 ct Lovely Fancy (20.35 x 13.81mm) Natural Australian Boulder Opal 15.15 ct Lovely Fancy (20.35 x 13.81mm) Natural Australian Boulder Opal
15.15 ct Lovely Fancy (20.35 x 13.81mm) Natural Australian Boulder Opal
$129.99 $78.00 USD
15.20 ct Trillion (17.48 x 17.38 mm) Brazil Natural Purple Amethyst Gemstone 15.20 ct Trillion (17.48 x 17.38 mm) Brazil Natural Purple Amethyst Gemstone
15.20 ct Trillion (17.48 x 17.38 mm) Brazil Natural Purple Amethyst Gemstone
$245.99 $147.60 USD
15.21 ct AIG CERTIFIED PEAR CABOCHON (23.77 x 16.52 mm) WELO RAINBOW OPAL 15.21 ct AIG CERTIFIED PEAR CABOCHON (23.77 x 16.52 mm) WELO RAINBOW OPAL
15.21 ct AIG CERTIFIED PEAR CABOCHON (23.77 x 16.52 mm) WELO RAINBOW OPAL
$780.99 $468.60 USD
15.21 ct Charming Heart Cut (15.12 x 14.34 mm) Brazil Swiss Blue Topaz Gemstone 15.21 ct Charming Heart Cut (15.12 x 14.34 mm) Brazil Swiss Blue Topaz Gemstone
15.21 ct Charming Heart Cut (15.12 x 14.34 mm) Brazil Swiss Blue Topaz Gemstone
$320.99 $192.60 USD
15.26 ct Terrific Fancy (30.11 x 14.87mm) Natural Australian Boulder Opal
15.26 ct Terrific Fancy (30.11 x 14.87mm) Natural Australian Boulder Opal
$103.99 $62.40 USD
15.32 ct Fancy (21.68 x 14.55mm) Natural Australian Koroit Boulder Opal 15.32 ct Fancy (21.68 x 14.55mm) Natural Australian Koroit Boulder Opal
15.32 ct Fancy (21.68 x 14.55mm) Natural Australian Koroit Boulder Opal
$155.99 $93.60 USD
15.32 ct Oval Cabochon (19.63 x 16.45 mm) Multicolor Rainbow Opal Stone 15.32 ct Oval Cabochon (19.63 x 16.45 mm) Multicolor Rainbow Opal Stone
15.32 ct Oval Cabochon (19.63 x 16.45 mm) Multicolor Rainbow Opal Stone
$514.99 $309.00 USD
15.33 ct AIG CERTIFIED OVAL CABOCHON (19.82 x 16.31 mm) WELO RAINBOW OPAL 15.33 ct AIG CERTIFIED OVAL CABOCHON (19.82 x 16.31 mm) WELO RAINBOW OPAL
15.33 ct AIG CERTIFIED OVAL CABOCHON (19.82 x 16.31 mm) WELO RAINBOW OPAL
$787.99 $472.80 USD
15.34 ct Octagon (16.77 x 11.84 mm) Unheated / Untreated Watermelon Tourmaline 15.34 ct Octagon (16.77 x 11.84 mm) Unheated / Untreated Watermelon Tourmaline
15.34 ct Octagon (16.77 x 11.84 mm) Unheated / Untreated Watermelon Tourmaline
$1,065.99 $639.60 USD
15.34 ct Pear Cabochon (21.21 x 17.04 mm) Natural Play of Colors Rainbow Opal 15.34 ct Pear Cabochon (21.21 x 17.04 mm) Natural Play of Colors Rainbow Opal
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15.34 ct Pear Cabochon (21.21 x 17.04 mm) Natural Play of Colors Rainbow Opal
$513.99 $205.80 USD
15.36 ct Fancy (26.03 x 14.78mm) Natural Australian Koroit Boulder Opal 15.36 ct Fancy (26.03 x 14.78mm) Natural Australian Koroit Boulder Opal
15.36 ct Fancy (26.03 x 14.78mm) Natural Australian Koroit Boulder Opal
$90.99 $54.60 USD

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