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399 products
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 USD
11.60 ct Excellent Fancy (23.51 x 11.38mm) Australian Koroit Boulder Opal 11.60 ct Excellent Fancy (23.51 x 11.38mm) Australian Koroit Boulder Opal
11.60 ct Excellent Fancy (23.51 x 11.38mm) Australian Koroit Boulder Opal
$103.99 USD
13.87 ct Shimmering Fancy (25.01 x 15.22mm) Australian Koroit Boulder Opal 13.87 ct Shimmering Fancy (25.01 x 15.22mm) Australian Koroit Boulder Opal
13.87 ct Shimmering Fancy (25.01 x 15.22mm) Australian Koroit Boulder Opal
$129.99 USD
27.15 ct AIG Certified Fancy (43.10 x 13.60mm) Australia Boulder Opal 27.15 ct AIG Certified Fancy (43.10 x 13.60mm) Australia Boulder Opal
27.15 ct AIG Certified Fancy (43.10 x 13.60mm) Australia Boulder Opal
$129.99 USD
11.15 ct AIG Certified Fancy (32.30 x 8.60mm) Australia Boulder Opal 11.15 ct AIG Certified Fancy (32.30 x 8.60mm) Australia Boulder Opal
11.15 ct AIG Certified Fancy (32.30 x 8.60mm) Australia Boulder Opal
$103.99 USD
4.32 ct Very good Fancy (11.57 x 10.25mm) Natural Australian Boulder Opal 4.32 ct Very good Fancy (11.57 x 10.25mm) Natural Australian Boulder Opal
4.32 ct Very good Fancy (11.57 x 10.25mm) Natural Australian Boulder Opal
$64.99 USD
9.55 ct Terrific Fancy (31.20 x 9.82mm) Natural Australian Boulder Opal 9.55 ct Terrific Fancy (31.20 x 9.82mm) Natural Australian Boulder Opal
9.55 ct Terrific Fancy (31.20 x 9.82mm) Natural Australian Boulder Opal
$64.99 USD
13.80 ct Five-star Fancy (29.91 x 14.72mm) Australian Koroit Boulder Opal 13.80 ct Five-star Fancy (29.91 x 14.72mm) Australian Koroit Boulder Opal
13.80 ct Five-star Fancy (29.91 x 14.72mm) Australian Koroit Boulder Opal
$90.99 USD
17.79 ct Fancy (23.72 x 20.64mm) Natural Australian Koroit Boulder Opal 17.79 ct Fancy (23.72 x 20.64mm) Natural Australian Koroit Boulder Opal
17.79 ct Fancy (23.72 x 20.64mm) Natural Australian Koroit Boulder Opal
$103.99 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 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 USD
18.61 ct Fancy (26.87 x 12.64mm) Natural Australian Koroit Boulder Opal 18.61 ct Fancy (26.87 x 12.64mm) Natural Australian Koroit Boulder Opal
18.61 ct Fancy (26.87 x 12.64mm) Natural Australian Koroit Boulder Opal
$103.99 USD
14.22 ct Charming Fancy (23.10 x 21.27mm) Natural Australian Boulder Opal 14.22 ct Charming Fancy (23.10 x 21.27mm) Natural Australian Boulder Opal
14.22 ct Charming Fancy (23.10 x 21.27mm) Natural Australian Boulder Opal
$90.99 USD
14.35 ct Fancy (33.93 x 14.60mm) Natural Australian Koroit Boulder Opal 14.35 ct Fancy (33.93 x 14.60mm) Natural Australian Koroit Boulder Opal
14.35 ct Fancy (33.93 x 14.60mm) Natural Australian Koroit Boulder Opal
$90.99 USD

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