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2211 products
14.21 ct Gorgeous Fancy (25.23 x 15.55mm) Natural Australian Boulder Opal 14.21 ct Gorgeous Fancy (25.23 x 15.55mm) Natural Australian Boulder Opal
14.21 ct Gorgeous Fancy (25.23 x 15.55mm) Natural Australian Boulder Opal
$168.99 $101.40 USD
11.55 ct Valuable Fancy (19.92 x 18.13mm) Natural Australian Boulder Opal 11.55 ct Valuable Fancy (19.92 x 18.13mm) Natural Australian Boulder Opal
11.55 ct Valuable Fancy (19.92 x 18.13mm) Natural Australian Boulder Opal
$129.99 $78.00 USD
18.65 ct (2pcs) MATCHING PAIR 24 mm Fancy Natural Boulder Opal Gemstone 18.65 ct (2pcs) MATCHING PAIR 24 mm Fancy Natural Boulder Opal Gemstone
18.65 ct (2pcs) MATCHING PAIR 24 mm Fancy Natural Boulder Opal Gemstone
$129.99 $78.00 USD
3.12 ct Marvelous Fancy (15.43 x 7.03mm) Natural Australian Boulder Opal 3.12 ct Marvelous Fancy (15.43 x 7.03mm) Natural Australian Boulder Opal
3.12 ct Marvelous Fancy (15.43 x 7.03mm) Natural Australian Boulder Opal
$64.99 $39.00 USD
3.68 ct Amazing Fancy (17.75 x 8.04mm) Natural Australian Boulder Opal 3.68 ct Amazing Fancy (17.75 x 8.04mm) Natural Australian Boulder Opal
3.68 ct Amazing Fancy (17.75 x 8.04mm) Natural Australian Boulder Opal
$64.99 $39.00 USD
4.27 ct Fancy (14.07 x 10.65mm) Natural Australian Koroit Boulder Opal 4.27 ct Fancy (14.07 x 10.65mm) Natural Australian Koroit Boulder Opal
4.27 ct Fancy (14.07 x 10.65mm) Natural Australian Koroit Boulder Opal
$64.99 $39.00 USD
5.30 ct Charming Fancy (15.86 x 10.30mm) Natural Australian Boulder Opal 5.30 ct Charming Fancy (15.86 x 10.30mm) Natural Australian Boulder Opal
5.30 ct Charming Fancy (15.86 x 10.30mm) Natural Australian Boulder Opal
$90.99 $54.60 USD
4.32 ct Marvelous Fancy (15.10 x 9.79mm) Natural Australian Boulder Opal 4.32 ct Marvelous Fancy (15.10 x 9.79mm) Natural Australian Boulder Opal
4.32 ct Marvelous Fancy (15.10 x 9.79mm) Natural Australian Boulder Opal
$64.99 $39.00 USD
4.65 ct Outstanding Fancy (18.47 x 8.71mm) Australian Koroit Boulder Opal 4.65 ct Outstanding Fancy (18.47 x 8.71mm) Australian Koroit Boulder Opal
4.65 ct Outstanding Fancy (18.47 x 8.71mm) Australian Koroit Boulder Opal
$90.99 $54.60 USD
4.92 ct Topnotch Fancy (16.79 x 10.27mm) Natural Australian Boulder Opal 4.92 ct Topnotch Fancy (16.79 x 10.27mm) Natural Australian Boulder Opal
4.92 ct Topnotch Fancy (16.79 x 10.27mm) Natural Australian Boulder Opal
$90.99 $54.60 USD
3.68 ct Fancy (16.32 x 6.98mm) Natural Australian Koroit Boulder Opal 3.68 ct Fancy (16.32 x 6.98mm) Natural Australian Koroit Boulder Opal
3.68 ct Fancy (16.32 x 6.98mm) Natural Australian Koroit Boulder Opal
$64.99 $39.00 USD
4.07 ct Gorgeous Fancy (22.40 x 8.13mm) Natural Australian Boulder Opal 4.07 ct Gorgeous Fancy (22.40 x 8.13mm) Natural Australian Boulder Opal
4.07 ct Gorgeous Fancy (22.40 x 8.13mm) Natural Australian Boulder Opal
$64.99 $39.00 USD
4.24 ct Premium Fancy (17.22 x 10.58mm) Natural Australian Boulder Opal 4.24 ct Premium Fancy (17.22 x 10.58mm) Natural Australian Boulder Opal
4.24 ct Premium Fancy (17.22 x 10.58mm) Natural Australian Boulder Opal
$64.99 $39.00 USD

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