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399 products
6.45 ct Fancy Cabochon (18.31 x 9.62mm) Natural Australian Boulder Opal 6.45 ct Fancy Cabochon (18.31 x 9.62mm) Natural Australian Boulder Opal
6.45 ct Fancy Cabochon (18.31 x 9.62mm) Natural Australian Boulder Opal
$116.99 USD
7.32 ct Fancy Cabochon (16.09 x 13.16mm) Natural Australian Boulder Opal 7.32 ct Fancy Cabochon (16.09 x 13.16mm) Natural Australian Boulder Opal
7.32 ct Fancy Cabochon (16.09 x 13.16mm) Natural Australian Boulder Opal
$116.99 USD
12.67 ct Fancy Cabochon (20.06 x 15.01mm) Australian Koroit Boulder Opal 12.67 ct Fancy Cabochon (20.06 x 15.01mm) Australian Koroit Boulder Opal
12.67 ct Fancy Cabochon (20.06 x 15.01mm) Australian Koroit Boulder Opal
$168.99 USD
7.09 ct Fantastic Fancy (20.13 x 10.93mm) Natural Australian Boulder Opal
7.09 ct Fantastic Fancy (20.13 x 10.93mm) Natural Australian Boulder Opal
$64.99 USD
4.66 ct Astonishing Fancy (13.82 x 7.90mm) Australian Koroit Boulder Opal
4.66 ct Astonishing Fancy (13.82 x 7.90mm) Australian Koroit Boulder Opal
$64.99 USD
4.91 ct Marvelous Fancy (17.50 x 9.80mm) Natural Australian Boulder Opal 4.91 ct Marvelous Fancy (17.50 x 9.80mm) Natural Australian Boulder Opal
4.91 ct Marvelous Fancy (17.50 x 9.80mm) Natural Australian Boulder Opal
$90.99 USD
14.90 ct Five-star Fancy (23.86 x 14.88mm) Australian Koroit Boulder Opal 14.90 ct Five-star Fancy (23.86 x 14.88mm) Australian Koroit Boulder Opal
14.90 ct Five-star Fancy (23.86 x 14.88mm) Australian Koroit Boulder Opal
$103.99 USD
7.60 ct Stunning Fancy (22.13 x 9.07mm) Natural Australian Boulder Opal 7.60 ct Stunning Fancy (22.13 x 9.07mm) Natural Australian Boulder Opal
7.60 ct Stunning Fancy (22.13 x 9.07mm) Natural Australian Boulder Opal
$90.99 USD
10.01 ct Fantastic Fancy (15.33 x 12.44mm) Australian Koroit Boulder Opal 10.01 ct Fantastic Fancy (15.33 x 12.44mm) Australian Koroit Boulder Opal
10.01 ct Fantastic Fancy (15.33 x 12.44mm) Australian Koroit Boulder Opal
$103.99 USD
11.23 ct Valuable Fancy (18.89 x 10.38mm) Natural Australian Boulder Opal 11.23 ct Valuable Fancy (18.89 x 10.38mm) Natural Australian Boulder Opal
11.23 ct Valuable Fancy (18.89 x 10.38mm) Natural Australian Boulder Opal
$103.99 USD
12.36 ct Fancy (17.91 x 12.97mm) Natural Australian Koroit Boulder Opal 12.36 ct Fancy (17.91 x 12.97mm) Natural Australian Koroit Boulder Opal
12.36 ct Fancy (17.91 x 12.97mm) Natural Australian Koroit Boulder Opal
$103.99 USD
11.24 ct Fancy (19.53 x 7.11mm) Natural Australian Koroit Boulder Opal 11.24 ct Fancy (19.53 x 7.11mm) Natural Australian Koroit Boulder Opal
11.24 ct Fancy (19.53 x 7.11mm) Natural Australian Koroit Boulder Opal
$103.99 USD
9.37 ct Premium Fancy (15.40 x 12.50mm) Natural Australian Boulder Opal 9.37 ct Premium Fancy (15.40 x 12.50mm) Natural Australian Boulder Opal
9.37 ct Premium Fancy (15.40 x 12.50mm) Natural Australian Boulder Opal
$103.99 USD
11.13 ct Fancy (20.98 x 11.93mm) Natural Australian Koroit Boulder Opal 11.13 ct Fancy (20.98 x 11.93mm) Natural Australian Koroit Boulder Opal
11.13 ct Fancy (20.98 x 11.93mm) Natural Australian Koroit Boulder Opal
$103.99 USD

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