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Natural Black Ethiopian Opal Heart Cabochon 3.35 Cts High Quality Gemstone C-18

$ 67.75 $ 40.65

Large Black Opal 35.5 Carat with Gemologist Replacement Document Make Offer

$ 31680 $ 19008

Lightning Ridge 2.88 Black Opal with Gemologist Replacement Document Make Offer

$ 2055.76 $ 1233.46

Lightning Ridge 8.58 Black Opal with Gemologist Replacement Document Make Offer

$ 3516.48 $ 2109.88

Lightning Ridge 6.26 Black Opal with Gemologist Replacement Document Make Offer

$ 3771.76 $ 2263.06

2112Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQOD3

$ 29.92 $ 17.95

25 Carats Australian Lightning Ridge Rough Black Opal Specimens

$ 57.2 $ 34.32

1.45 TCW NATURAL ETHIOPIAN OPAL MULTI-FIRE LOOSE GEMSTONE CABOCHON 13754

$ 23.22 $ 13.93

41 Carat Australian Lightning Ridge Rough Black Opal Specimen

$ 13.2 $ 7.91

19.39Ct VOLCANIC GLOW ! RAINBOW FLASHY 3D FLORAL HARLEQUIN WELO BLACK OPAL

$ 258.71 $ 155.22

1639.8Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQOD4

$ 4.4 $ 2.64

255cts Black Opal & White Base Multi-Colored Rough 5 Pieces Australian (VIDEO)

$ 3229.6 $ 1937.75

5.33Ct PRETTY 3D BROAD FLASH PATTERN NATURAL WELO BLACK OPAL GEMSTONE

$ 48.39 $ 29.03

45.7Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced UYSJ1291

$ 1.75 $ 1.05

10Ct Clarity Enhanced Ethiopian Crystal Black Opal Play Of Color Rough MYSJ1323

$ 0.87 $ 0.52

8X10mm Beautiful BLACK MIX OPAL Gem OVAL Cabochon Cut AAAAA VVS Loose Gemstone

$ 14.7 $ 8.82

5.25 Carat Australian Lightning Ridge Rough Black Opal Specimen

$ 30.8 $ 18.48

14.31 ct GORGEOUS Welo Ethiopian FLASHING BLACK And White Opal

$ 19.8 $ 11.88

GIA CERTIFIED 10.22 ct - "The Frog" Lightning Ridge Black Opal Carving - Video

$ 413.6 $ 248.16

Gorgeous 11 Ct Ethiopian Black Open With Red On Blue Play Of Color And No Cracks

$ 10.11 $ 6.07

68.7Ct Clarity Enhanced Ethiopian Chocolate Black Opal Rough Specimen MSQO1611

$ 1.75 $ 1.05

Pretty Australian Black Opal Cabochon- Rough Back- 1 Gram- Vintage Estate Find

$ 0.87 $ 0.52

6580Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQOD8

$ 101.64 $ 60.98

294.3Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3566

$ 1.98 $ 1.18

Black Opal Oval Cabochon Play of Color Stone Top Synthetic Loose Gemstone 8x10mm

$ 17.6 $ 10.56

15.2Ct Clarity Enhanced Ethiopian Chocolate Black Opal Rough Specimen MSQO1615

$ 1.75 $ 1.05

2.96CTS GLITTERING 3D MULTI-COLOR PLAY NATURAL WELO BLACK OPAL LOOSE GEMSTONE

$ 51.03 $ 30.61

SQUARE CUSHION! 1.3ct Semi Black Opal GREEN BROADFLASH from Lightning Ridge!

$ 43.99 $ 26.39

2.04CT OVAL, ATTRACTIVE 3D BLUE FLASH PATTERN NATURAL WELO BLACK OPAL GEMSTONE

$ 8.79 $ 5.27

Beautiful BLACK MIX OPAL Gem OVAL Cabochon Cut 10X12mm AAAAA VVS Loose Gemstone

$ 20.47 $ 12.28

3.6 Carat Australian Lightning Ridge Rough Semi Black Opal SEE VIDEO

$ 286 $ 171.6

145 Carat Australian Lightning Ridge Rough Black Opal Specimen

$ 57.2 $ 34.32

1.47Ct Extraordinary Oval cut 8 X 6 mm Multi Color Play Black Fire Opal

$ 3.51 $ 2.1

1.74Ct Grand look Oval cut 8 X 6 mm Multi Color Play Black Fire Opal

$ 3.51 $ 2.1

Ethiopian Black Opal Natural Gem 3 to 6mm Size Faceted Round Beads Necklace 18"

$ 56.32 $ 33.79

59.3Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced UYSJ1293

$ 1.75 $ 1.05

4.6Ct Clarity Enhanced Ethiopian Crystal Black Opal Play Of Color Rough MYSJ1301

$ 0.87 $ 0.52

1.46Ct Wonderful Oval cut 8 X 6 mm Multi Color Play Black Fire Opal

$ 7.91 $ 4.74

2.89Ct Phenomenal Oval cut 10 X 8 mm Multi Color Play Black Fire Opal

$ 4.39 $ 2.63

Australian Light Opal VIDEO Lightning Ridge Solid 12.97ct Marquise 31x10mm R37

$ 249.39 $ 149.63

0.81CT OUTSTANDING 3D RIBBON FLASH PATTERN NATURAL WELO BLACK OPAL GEMS

$ 5.27 $ 3.16

32 Carats Australian Lightning Ridge Rough Black Opal Specimens

$ 57.2 $ 34.32

62 Carat Australian Lightning Ridge Rough Black Opal Specimen SEE VIDEO

$ 83.6 $ 50.16

81 Carats Australian Lightning Ridge Rough Black Opal Specimens

$ 338.8 $ 203.28

10.15Ct Black Chocolate Opal Facet Rough Clarity Enhanced UBQO2787

$ 0.87 $ 0.52

638Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3564

$ 9.24 $ 5.54

3.45Ct GENUINE 3D BROAD FLASH PATTERN NATURAL WELO BLACK OPAL _ ETHIOPIA

$ 34.31 $ 20.58

3.47Ct CHARMING 3D PATCHWORK PATTERN NATURAL WELO BLACK OPAL GEMSTONE

$ 33.43 $ 20.05

0.73ct 7.8x6.3mm Oval Cab Natural Floral Flash Play-Of-Color Crystal Black Opal

$ 0.87 $ 0.52

2.70CTS EXCELLENT 3D MULTI COLOR NATURAL WELO BLACK OPAL LOOSE GEMSTONE "VIDEO"

$ 38.71 $ 23.22

A+++ 3Pcs 6MM Round Natural Ethiopian Black Fire Opal Loose Gemstone Cabochon

$ 13.19 $ 7.91

3.98CTS WONDERFUL 3D MULTI COLOR NATURAL WELO BLACK OPAL LOOSE GEMSTONE "VIDEO"

$ 35.19 $ 21.11

3.94CT OVAL, AMAZING 3D RED FLASH PATTERN NATURAL WELO BLACK OPAL GEMSTONE

$ 21.99 $ 13.19

4.75 Carat Australian Lightning Ridge Rough Black Opal Specimen

$ 22 $ 13.2

3.08CTS GLITTERING 3D MULTI-COLOR PLAY NATURAL WELO BLACK OPAL LOOSE GEMSTONE

$ 43.99 $ 26.39

1.02Ct Eye-catching Pear cut 9 X 7 mm Multi color Flashing Black Fire Opal

$ 8.69 $ 5.21

MultiColors Black Opal | Natural Black Opal | Oval 0.68 cts Loose Gemstone

$ 51.92 $ 31.15

291Ct Ethiopian Black Chocolate Opal Facet Rough Clarity Enhanced YQOD7

$ 765.6 $ 459.36

9.25 Carat Australian Lightning Ridge Rough Black Opal Rub

$ 523.6 $ 314.16

22 Carats Australian Lightning Ridge Rough Black Opal Specimens

$ 30.8 $ 18.48

14.5 Carat Australian Lightning Ridge Rough Black Opal Specimen

$ 22 $ 13.2

47 Carats Australian Lightning Ridge Rough Black Opal Specimens

$ 22 $ 13.2

3.45Ct Impressive Oval cut 6 X 4 mm Multi color Flashing Black Fire Opal

$ 12.31 $ 7.38

2.86CTS GORGEOUS 3D MULTI-COLOR PLAY NATURAL WELO BLACK OPAL LOOSE GEMSTONE

$ 45.75 $ 27.45

Broadflash! 2.72ct Semi Black Opal GREEN & BLUE Oval from Lightning Ridge AU!

$ 114.39 $ 68.63

28.4Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3574

$ 1.75 $ 1.05

5.1ct 17x9.6x5mm Fine Solid Australian Teardrop Opal Cabochon Loose Gem

$ 55.44 $ 33.26

Deep Blue Australian Black Opal 1.03 Carat Unmounted Gemstone Loose Gemstone

$ 377.51 $ 226.5

4.17ct Semi Black Opal GREEN BLUE Yellow Oval from Lightning Ridge AU!

$ 52.79 $ 31.67

6.38Ct RAINBOW MULTI FLASHY HONEY COMB WELO BLACK OPAL

$ 27.27 $ 16.36

1.67Ct Best Oval cut 8 X 6 mm Multi Color Play Black Fire Opal

$ 8.79 $ 5.27

1.73Ct Romantic Oval cut 8 X 6 mm Multi Color Play Black Fire Opal

$ 9.67 $ 5.8

HUGE! 7.50CT ATTRACTIVE 3D HONEY COMB PATTERN NATURAL WELO BLACK OPAL GEMSTONE

$ 263.99 $ 158.39

176.10 carats NATURAL SOLID LIGHTNING RIDGE BLACK OPAL GEMSTONE (175)

$ 85232.4 $ 51139.43

0.99ct 8.6x6.7mm Oval Cab Natural Floral Flash Play-Of-Color Crystal Black Opal

$ 0.87 $ 0.52

2.48CTS GLITTERING 3D MULTI-COLOR PLAY NATURAL WELO BLACK OPAL LOOSE GEMSTONE

$ 26.39 $ 15.83

3.32Ct Supreme Oval cut 9 X 7 mm Multi color Flashing Black Fire Opal

$ 5.27 $ 3.16

19.26Ct VOLCANIC GLOW ! RAINBOW FLASHY 3D FLORAL HARLEQUIN WELO BLACK OPAL

$ 256.95 $ 154.17

22.20Ct VOLCANIC GLOW ! RAINBOW FLASHY 3D FLORAL HARLEQUIN WELO BLACK OPAL

$ 295.67 $ 177.4

8 MM ROUND NATURAL EXTREME DIZZLER TSEHAY HONEY WELO BLACK OPAL WHOLESALE PRICE

$ 21.11 $ 12.66

BLACK LEOPARD OPAL-MEXICO 1.98Ct PLAY OF COLORS No.7,ROUND CABOCHON 8.8mm, VIDEO

$ 41.36 $ 24.81

106.7Ct Ethiopian Crystal Black Opal Rough Clarity Enhanced YSJ3569

$ 1.98 $ 1.18

Lightning Ridge Australia - Solid Black Opal - 0.54 cts

$ 233.2 $ 139.91

21 Carats Australian Lightning Ridge Rough Black Opal Specimens

$ 127.6 $ 76.55

1.35Ct Beautiful Oval cut 8 X 6 mm Multi Color Play Black Fire Opal

$ 7.91 $ 4.74

ETHIOPIAN BLACK FIRE OPAL 7 x 5 MM OVAL CABOCHON CALIBRATED ALL NATURAL

$ 4.03 $ 2.42

1.86Ct GORGEOUS ! RAINBOW MULTI FLASHY HARLEQUIN PATTERN WELO BLACK OPAL

$ 14.07 $ 8.44

3.33Ct RAINBOW MULTI FLASHY HARLEQUIN WELO BLACK OPAL

$ 14.95 $ 8.97

3.50CTS GLITTERING 3D MULTI-COLOR PLAY NATURAL WELO BLACK OPAL LOOSE GEMSTONE

$ 46.63 $ 27.97

28.60Ct PHENOMENAL ! UNIQUE COLLECTION 3D FLORAL HARLEQUIN WELO BLACK OPAL

$ 254.31 $ 152.58

10.5 Carat Australian Lightning Ridge Rough Black Opal SEE VIDEO

$ 26.4 $ 15.83

4.75CTS GLITTERING 3D MULTI-COLOR PLAY NATURAL WELO BLACK OPAL LOOSE GEMSTONE

$ 42.23 $ 25.33

PEAR CUT! 0.44ct Semi Black Opal RED MULTICOLOR from Lightning Ridge

$ 30.79 $ 18.47

4.25CTS WONDERFUL 3D MULTI-COLOR PLAY NATURAL WELO BLACK OPAL LOOSE GEMSTONE

$ 46.63 $ 27.97

One of the Best Boulder Opal Gemstone from Ebay! 3.85 Carat - 14 x 8 x 3 mm

$ 3432 $ 2059.19

7.33Ct Supreme 18 x 12 mm Rainbow Multi Flashy Harlequin Solid Black Fire Opal

$ 101.62 $ 60.97

6.62Ct Charming Oval cut 16 x 13 mm Multi color Flashing Black Fire Opal

$ 86.23 $ 51.73

Directional! 2.88ct Semi Black Opal BLUE BROADFLASH Oval from Lightning Ridge!

$ 61.59 $ 36.95

2.96 Carat Opal 4 PC Lot Oval Shape Loose Stone Australian Gemstone

$ 104.72 $ 62.83

A+++ Natural Ethiopian Black Opal Wello Fire Opal Gemstone Beads Necklace AG0390

$ 30.79 $ 18.47