All Gemstones
Showing 477–504 of 1997 results
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Cosmic Obsidian 5.15 ct Pair Faceted Round 10mm Volcanic Italian island: Lipari Y8582
$75.00 -
Cosmic Obsidian 5.40 ct Set of 3 Faceted Diamond Shape 12 .00 x 8.00mm Italy Y8587
$133.00 -
Cosmic Obsidian Faceted 7.42 ct Set of (4) Hexagonal Cut 8.00 x 8.00 mm
$110.00 -
Covellite 0.82 ct
$25.00 -
Covellite 0.92 ct
$25.00 -
Covellite 1.03 ct
$25.00 -
Covellite 1.51 ct
$35.00 -
Covellite 1.83 ct Pair
$50.00 -
Covellite 2.67 ct
$75.00 -
Covellite 3.44 ct
$100.00 -
Covellite Faceted 4.00 ct
$80.00 -
Covellite Faceted 4.68 ct
$95.00 -
Covellite Faceted 7.04 ct Trillion Cut max8597
$140.00 -
Covellite Faceted 5.20 ct
$110.00 -
Coverllite 1.55cts Oval Cut 7.30 x 5.68mm ov1154
$63.00 -
Coverllite 2.67 ct Trillion Cut 8.00 x 8.00 mm max1921
$88.00 -
Cromite 6.76 ct Cushion Cut 10.50 x 10.50 mm max1381
$88.00 -
Cuprian Adamite 0.74 ct Fancy Cut 6.90 x 5.60 x 3.00 mm z366
$65.00 -
Cuprian Adamite 1.36 ct Cushion Cut 690 x 4.60 x 3.80 mm z363
$100.00 -
Cuprian Adamite 15.076 gm Natural Crystal size 32.00 x 30.00 x 19.00 mm Mapimi, Mexico z362
$46.00 -
Cuprian Adamite 3.24 ct
$270.00 -
Cuprian Powellite 0.17 ct
$60.00 -
Cuprian Powellite 0.21 ct
$70.00 -
Cuprian Powellite 0.22 ct
$75.00 -
Cuprian Powellite 0.29
$110.00 -
Cuprian Powellite 0.34 ct
$135.00 -
Cuprit 80.81 ct Fancy Cabochon 40.00 x 23.40 x 9.00 mm y98947
$55.00 -
Cuprite 12.22 ct
$275.00