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5.56Ct OUTSTANDING 3D HARLEQUIN PATTERN NATURAL WELO BLACK OPAL GEMSTONE

$ 58.95 $ 35.37

6.41Ct Eye-catching Oval Cab cut 15 X 12 mm Multi color Flashing Black Fire Opal

$ 77.43 $ 46.45

5ct Australian Black Opal Stone Bright Colors Polished And Ready To Set

$ 26.4 $ 15.83

6580Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQOD8

$ 563.2 $ 337.92

69Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced UYSJ1278

$ 22.88 $ 13.72

Australian Light Crystal Opal From Lightning Ridge 2.69 Carat Cabochon

$ 13.73 $ 8.24

Australian Semi Black Cabochon, Green/Blue in N6 Semi Black, B3 Bright, 3.6 cts

$ 25.52 $ 15.31

72.8Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced UYSJ1282

$ 4.84 $ 2.9

Australia Natural LIGHTNING RIDGE GRAY BASE OPAL Cutting Rough 26.10cts

$ 52.8 $ 31.67

Natural Flat Blue Black Opal Pear Shaped Cabochon Cut Loose Stone NR

$ 22.88 $ 13.72

5.33Ct Shimmering 17 X 9 mm Multi Flashy 3D Honey Comp Solid Black Fire Opal

$ 73.03 $ 43.81

105Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced UYSJ1317

$ 15.4 $ 9.24

89Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4326

$ 1.75 $ 1.05

276.2Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3648

$ 1.75 $ 1.05

958.2Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3639

$ 6.6 $ 3.95

1673.6Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3640

$ 1.75 $ 1.05

188.5Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4325

$ 1.75 $ 1.05

184.6Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced UYSJ1265

$ 29.04 $ 17.42

14.1Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4323

$ 1.75 $ 1.05

102Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4324

$ 1.75 $ 1.05

82.9Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4322

$ 1.75 $ 1.05

16.7Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced UYSJ1375

$ 0.87 $ 0.52

102.05Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4319

$ 1.75 $ 1.05

28.7Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4321

$ 3.74 $ 2.24

5.33Ct Mesmerizing 17 X 9 mm Rainbow Multi Flashy 3D Honey Comb Solid Black Opal

$ 76.56 $ 45.93

2.88 Cts~HONEY COMB !! FANTASTIC COLOR PLAY~100 % NATURAL MULTI-COLOR WELO OPAL

$ 17.59 $ 10.55

LR Black Opal Cabochon, N2 Black/Grn and Blue Sparkles B1; 5.8 ct's Calibrated

$ 18.12 $ 10.87

97Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4342

$ 1.75 $ 1.05

42.6Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4343

$ 1.75 $ 1.05

72.1Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3685

$ 1.75 $ 1.05

2.40 Ct Topclass (13 x 9 mm) 3D Micro HONEY COMB Welo Black Opal Cab

$ 14.95 $ 8.97

113.4Ct Clarity Enhanced Ethiopian Chocolate Black Opal Rough Specimen MSQO1637

$ 1.75 $ 1.05

LR Black Opal Cabochon, N2 Black/B1 Subdued Brightness, 2.73 Carats, 12x10 Cab

$ 18.12 $ 10.87

Australian Dark-Black Opal Lot Of 6 Stones 6.6ct Solid Loose Lightning Ridge Y97

$ 145.19 $ 87.11

39.5Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3679

$ 1.75 $ 1.05

24.5Ct Clarity Enhanced Ethiopian Chocolate Black Opal Rough Specimen MSQO1655

$ 1.13 $ 0.68

296.85Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3689

$ 1.75 $ 1.05

52.45Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4345

$ 1.75 $ 1.05

61.2Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4346

$ 1.75 $ 1.05

44.1Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4347

$ 1.75 $ 1.05

72.4Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3687

$ 1.75 $ 1.05

146.1Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3691

$ 1.75 $ 1.05

27.45Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3677

$ 3.74 $ 2.24

Lightning Ridge Grn/Org/ Bl Crystal Opal 1.5 cts

$ 127.6 $ 76.55

58.55Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3686

$ 1.75 $ 1.05

38.15Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4344

$ 1.75 $ 1.05

7.19ct 17x14.6mm Oval Cabochon Natural Lightning Ridge Semi Black Opal Australia

$ 0.87 $ 0.52

466.35Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3682

$ 1.75 $ 1.05

HOT! Genuine natural solid Lightning Ridge Black Opal 8x10mm silver ring 7US

$ 306.41 $ 183.84

0.98Ct Marquise Pleasant 3D Patchwork Pattern Natural Welo Black Opal Gemstone

$ 8.79 $ 5.27

26.9Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4339

$ 1.75 $ 1.05

Australian Black Opal Cabochon Loose Gemstone .56ct Marquise Bright Green Z51

$ 87.56 $ 52.53

12.6Ct Clarity Enhanced Ethiopian Chocolate Black Opal Rough Specimen MSQO1659

$ 0.87 $ 0.52

279.9Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3652

$ 4.84 $ 2.9

7.80CTS EXCELLENT 3D MULTI COLOR NATURAL WELO BLACK OPAL LOOSE GEMSTONE "VIDEO"

$ 140.79 $ 84.47

7.36CTS WONDERFUL 3D MULTI-COLOR NATURAL WELO BLACK OPAL LOOSE GEMSTONE "VIDEO"

$ 114.39 $ 68.63

Lightning Ridge Australia - Solid Black Opal - 1.65 cts

$ 217.36 $ 130.41

49Ct Clarity Enhanced Ethiopian Chocolate Black Opal Rough Specimen MSQO1639

$ 1.75 $ 1.05

Semi Black Grey Base Solid 30 Carat Austrailian Opal Pre Form

$ 308 $ 184.8

1.8 Carat Australian Rough Semi Black Opal Rub

$ 127.6 $ 76.55

322.4Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4305

$ 10.11 $ 6.07

1.11ct 9.2x6.6mm Oval Cabochon Natural Lightning Ridge Semi Black Opal Australia

$ 0.87 $ 0.52

109Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3657

$ 3.74 $ 2.24

18.5Ct Clarity Enhanced Ethiopian Chocolate Black Opal Rough Specimen MSQO1638

$ 1.98 $ 1.18

Lightning Ridge Australia - Solid Black Opal - 1.38 cts

$ 283.36 $ 170.01

1.16Ct Topnotch Oval cut 8 X 6 mm Multi Color Play Black Fire Opal

$ 3.51 $ 2.1

1.17 Ct Best (10 x 6) Facetted Multi Layer Honey Comb Welo Black Opal Cut

$ 11.43 $ 6.85

127.8Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3680

$ 1.75 $ 1.05

70.3Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3665

$ 4.84 $ 2.9

1615.6Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4301

$ 5.72 $ 3.43

7.04CTS GORGEOUS 3D MULTI COLOR NATURAL WELO BLACK OPAL LOOSE GEMSTONE "VIDEO"

$ 105.59 $ 63.35

1.11ct 8.8x6.4mm Oval Cabochon Natural Lightning Ridge Semi Black Opal Australia

$ 0.87 $ 0.52

1.61 Ct Superb (9 x 8 mm) 3D Micro HONEY COMB Welo Black Opal Cab

$ 10.55 $ 6.33

6.05CTS GORGEOUS 3D MULTI-COLOR PLAY NATURAL WELO BLACK OPAL LOOSE GEMSTONE

$ 96.79 $ 58.07

276.2Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3648

$ 1.75 $ 1.05

219.9Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4348

$ 18.04 $ 10.82

Polished Australian Black Opal Cabochon in Gem Jar-1.2 Grams-Vintage Estate Find

$ 3.74 $ 2.24

LR Black Opal Cabochon, N3Black/B3, Bright 1.5 Carat, 10 x 8 mm Oval Cabochon

$ 88 $ 52.8

Lightning Ridge Black Opal Rough Rubs Parcel, 30 cts, 14 Pieces, Begin Lapidary

$ 13.64 $ 8.18

10.74ct Opal Freeform Cut Loose Stone NR

$ 1.98 $ 1.18

627.45Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4350

$ 29.04 $ 17.42

269.8Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4354

$ 22.88 $ 13.72

GTL CERTIFIED 17.70 Cts Top Natural Loose Gemstone Black Ethiopian Fire Opal Cab

$ 521.4 $ 312.83

1.30ct 9.2x6.7mm Oval Cabochon Natural Lightning Ridge Semi Black Opal Australia

$ 1.1 $ 0.66

259.05Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3690

$ 1.75 $ 1.05

156.5Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4353

$ 4.84 $ 2.9

987.15Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4351

$ 22.88 $ 13.72

233.6Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQO4349

$ 1.98 $ 1.18

2.90 cts Natural Ethiopian Fire Opal 12 x 9 mm Cabochon Gemstone #obo599

$ 6.15 $ 3.69

0.81Ct Oval Extreme 3D Patchwork Pattern Natural Welo Black Opal Gemstone

$ 6.15 $ 3.69

1.95 cts Ethiopian Fire Opal 8 mm Faceted Gemstone #obt4

$ 16.63 $ 9.97

0.47ct 7.4x6mm Oval Cabochon Natural Lightning Ridge Semi Black Opal, Australia

$ 1.1 $ 0.66

2.05Ct Oval Romantic 3D Electric Blue Flash Pattern Natural Welo Black Opal Gems

$ 18.47 $ 11.08

1.46Ct Marquise Best 3D Ribbon Flash Pattern Natural Welo Black Opal Gems

$ 13.19 $ 7.91

1.03Ct Marquise Supreme 3D Peacock Pattern Natural Welo Black Opal Gemstone

$ 8.79 $ 5.27

1.58CT OVAL, BRILLIANT 3D PIN FIRE PATTERN NATURAL WELO BLACK OPAL GEMSTONE

$ 6.15 $ 3.69

1.19Ct Round Wonderful 3D Peacock Pattern Natural Welo Black Opal Gemstone

$ 9.67 $ 5.8

Australia Top Color Untreated ANDAMOOKA HARD MATRIX OPAL Cutting Rough 26.30cts

$ 66 $ 39.6

Australia Natural ANDAMOOKA HARD MATRIX OPAL Cutting Rough 22.05cts

$ 30.8 $ 18.48

1.05 ct Dark Opal Lightning Ridge Solid Loose Australian Gemstone SBF250821

$ 237.6 $ 142.56