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BOULDER OPAL GEM STONE*95.75ct*VERY BEAUTIFUL DARK IRONSTONE/W FLASH*

$ 145.19 $ 87.11

amazing boulder opal, blue opal pipes, 97 carats, 36 x 31 x 7 mm

$ 79.15 $ 47.49

Boulder Opal Cabochon 26x15mm with 4mm Dome from Australia (14556)

$ 13.19 $ 7.91

2.87ct Solid Boulder Opal Red Multicolor Freeform Queensland AU

$ 26.39 $ 15.83

Boulder Solid Opal 3.20 cts 100% Natural Solid Ready To Set in Jewelry B1595

$ 13.2 $ 7.91

4.44ct Oval Cabochon Natural Winton Area Matrix Boulder Opal, Australia

$ 46.2 $ 27.72

2.26ct Free Form Cabochon Natural Winton Area Matrix Boulder Opal, Australia

$ 46.2 $ 27.72

6.07ct Triangle Cabochon Natural Winton Area Matrix Boulder Opal, Australia

$ 46.2 $ 27.72

Double Pools of Seductive Colors, Boulder Opal 5.91 cts S8403

$ 61.59 $ 36.95

Big! 66.53ct Free Form Cab Natural Winton Area Matrix Boulder Opal, Australia

$ 79.2 $ 47.52

Calibrated! 3.5ct Solid Black Boulder Opal Blue Pinfire Oval Queensland Australi

$ 30.79 $ 18.47

23.58ct Triangle Cabochon Natural Winton Area Matrix Boulder Opal, Australia

$ 59.4 $ 35.64

33.4 ct Drilled Boulder Opal from Australia - drilled for pendant

$ 74.79 $ 44.87

BOULDER OPAL 45 x 27 MM ALL NATURAL VIVID COLORS COLLECTOR'S STONE

$ 96.79 $ 58.07

4.68ct Pear Cabochon Natural Winton Area Matrix Boulder Opal, Australia

$ 46.2 $ 27.72

394ct Australian Boulder Opal Kitten Cat 3" Carving Paperweight Natural Mined

$ 131.95 $ 79.17

Fossil Wood! 14.8ct Solid Boulder Opal Red Multicolor Oval Queensland Australia

$ 87.99 $ 52.79

17.4 gram Rough Pipe Boulder Opal Rough from Queensland, Australia

$ 24.63 $ 14.77

12.9 gram boulder opal rough - Australia specimen

$ 44 $ 26.4

AAA 100% Natural Boulder Opal Radiant Cabochon Loose Gemstone 35.45 Ct 34X24X4mm

$ 7.03 $ 4.21

23ct Polished Australian Boulder Opal ~ FREE SHIPPING!!

$ 48.4 $ 29.04

100% Natural 64.80Cts.Top Quality Boulder Opal Pear Cabochon Loose Gemstone

$ 11.43 $ 6.85

BOULDER OPAL 37 x 32 MM ALL NATURAL VIVID COLORS COLLECTOR'S STONE

$ 131.99 $ 79.19

64.80Cts.100% Natural Boulder Opal Pear Cabochon Loose Gemstone

$ 11.43 $ 6.85

3.64 ct Dazzling Fancy (12 x 9 mm) Multi Color Australian Koroit Boulder Opal

$ 8.79 $ 5.27

Boulder Opal Koroit Boulder Opal 15oz Rough

$ 61.6 $ 36.96

Boulder Opal Koroit Boulder Opal 9 & 7/8oz Rough

$ 57.2 $ 34.32

QUEENSLAND 22.6c BOULDER OPAL GEM AUSTRALIA POLISHED CAB UNSET OCA13666

$ 42.24 $ 25.34

QUEENSLAND 17c BOULDER OPAL GEM AUSTRALIA POLISHED CAB UNSET OCA13665

$ 19.8 $ 11.88

QUEENSLAND 366c BOULDER OPAL AUSTRALIA PREFORM ROUGH RUB PARCEL OCA13648

$ 34.32 $ 20.59

Vintage Estate Loose 14 x 22 mm Australian Boulder Opal 1.56 Grams 7.65 Ct 7/8"

$ 219.95 $ 131.97

QUEENSLAND 11.3c BOULDER OPAL GEM AUSTRALIA POLISHED CAB UNSET OCA13664

$ 10.11 $ 6.07

Big Colorful Boulder Opal Polished from Australia

$ 61.6 $ 36.96

QUEENSLAND 352c BOULDER OPAL AUSTRALIA PREFORM ROUGH RUB PARCEL OCA13650

$ 36.08 $ 21.64

QUEENSLAND 7.9c BOULDER OPAL GEM AUSTRALIA POLISHED CAB UNSET OCA13667

$ 12.14 $ 7.28

TWINKLY Solid Boulder Opal MULTICOLOR 1.7ct Freeform QLD!

$ 70.39 $ 42.23

Big Colorful Queensland Boulder Opal

$ 114.4 $ 68.64

Ethiopian Opal 9.15 Carats with Red Colors

$ 352 $ 211.2

Ethiopian Opal 8.5 Carats with Red Colors

$ 352 $ 211.2

Gorgeous MULTICOLOR 4ct Solid Boulder Opal Queensland AU

$ 527.99 $ 316.79

Gigantic Rainbow Boulder Opal: See The VIDEO!

$ 439.12 $ 263.47

Bright & Flashy * 61ct Natural Australian Solid Matrix Boulder Opal * See Video

$ 215.6 $ 129.35

Huge Rainbow Boulder Opal from QLD: Watch The Video!

$ 439.12 $ 263.47

Hand crafted Australian Boulder Opal Bolo Tie in Sterling Silver setting

$ 242.87 $ 145.72

Australia Natural BOULDER OPAL Rough Rub 6.00cts

$ 10.56 $ 6.33

Amazing Color-Filled Veins * 32ct Australian Solid Black Matrix Boulder Opal

$ 906.4 $ 543.83

Awesome! 11ct Solid Boulder Opal RED MULTICOLOR Freeform Queensland!

$ 615.99 $ 369.59

BOULDER OPAL 5.12ct DAZZLING OPAL Cabochon BLUE, GREEN to ORANGE - SEE VIDEO

$ 176 $ 105.6

Green & Violet * 82ct Natural Australian Solid Koroit Nut Boulder Opal Pendant

$ 259.6 $ 155.76

Unique! 6.16ct Pipe Boulder Opal Green Blue Freeform Teardrop Queensland AU

$ 131.99 $ 79.19

0.63ct Free Form Cabochon Natural Winton Area Matrix Boulder Opal, Australia

$ 0.87 $ 0.52

Huge Vibrant Yowah Boulder Opal With Bright Colorful Veins Sparkles

$ 176 $ 105.6

43.70Cts,Natural Flashing Australian Boulder Opal Round Cab Size 26X7MM Gemstone

$ 24.63 $ 14.77

9.58 ct AIG CERTIFIED OVAL CABOCHON (19 X 16 MM) PLAY OF COLORS BOULDER OPAL

$ 227.03 $ 136.21

Large Queensland Boulder Opal with Thick Bright Green Veins Polished

$ 92.4 $ 55.44

Huge Polished Boulder Pipe Opal With Bright Colors

$ 123.2 $ 73.92

24 gram boulder opal rough - Australia specimen

$ 66 $ 39.6

Boulder Opal Parcel / Lot

$ 140.8 $ 84.48

A Psychedelic Boulder Opal

$ 307.12 $ 184.27

Superb Boulder Opal: Video!

$ 439.12 $ 263.47

Rough Boulder Opal 38.80 ct 100% Australian Natural Rough Opal From QLD N2728

$ 44 $ 26.4

2.38ct Oval Cabochon Natural Winton Area Matrix Boulder Opal, Australia

$ 0.87 $ 0.52

15.80ct Triangle Cabochon Natural Winton Area Matrix Boulder Opal, Australia

$ 59.4 $ 35.64

Gem Color-Filled Veins * 44ct Natural Australian Solid Yowah Boulder Opal

$ 466.4 $ 279.83

Color-Filled Veins * 6ct Natural Australian Solid Koroit Boulder Opal * Video

$ 277.2 $ 166.32

Unique Natural Australian Queensland Boulder Opal Specimen 1620ct (z1407)

$ 828.43 $ 497.05

MULTICOLOR 3.5ct Solid Boulder Opal Freeform Queensland!

$ 263.99 $ 158.39

NATURAL BOULDER OPAL SPECIMEN AUSTRALIA 920 CARATS

$ 14.52 $ 8.71

Lot of 2 Australian Queensland Koroit Boulder Raw Opal Rough 104 carats

$ 0.87 $ 0.52

Boulder Opal - 5/8" x 3/8" - Blue Green

$ 4.31 $ 2.58

QUEENSLAND 26c BOULDER OPAL GEM AUSTRALIA POLISHED CAB UNSET OCA13689

$ 7.48 $ 4.48

QUEENSLAND 14.1c BOULDER OPAL GEM AUSTRALIA POLISHED CAB UNSET OCA13690

$ 5.01 $ 3

Boulder Opal Cabochon 16x12mm with 5mm Dome from Australia (14517)

$ 20.23 $ 12.13

Boulder Solid Opal 3.25 cts 100% Natural Solid Ready To Set in Jewelry B1541

$ 26.4 $ 15.83

5.01Ct RAREST MULTI-COLOR MATRIX PRECIOUS NATURAL BOULDER OPAL !!

$ 10.14 $ 6.08

2 Boulder Opal Specimens - Oval and Rectangle - Blue Green Red

$ 4.31 $ 2.58

QUEENSLAND 219c BOULDER OPAL AUSTRALIA PREFORM ROUGH RUB PARCEL OCA13675

$ 28.16 $ 16.89

Boulder Opal - 5/8" x 3/8" - Blue Green Red

$ 4.31 $ 2.58

Bright Gem Colors * 5ct Natural Australian Solid Matrix Boulder Opal * See Video

$ 34.89 $ 20.93

24.5 CT Queensland Boulder Opal Rub Rough For Lapidary or Specimen 69-11

$ 22 $ 13.2

QUEENSLAND 21.2c BOULDER OPAL GEM AUSTRALIA POLISHED CAB UNSET OCA13687

$ 8.36 $ 5.01

23ct Polished Australian Boulder Opal ~ FREE SHIPPING!!

$ 43.12 $ 25.87

1.52 ct Remarkable Fancy (28 x 3 mm) Multi Color Australian Koroit Boulder Opal

$ 5.27 $ 3.16

YOWAH NUT*BOULDER OPAL*GEM*21.30ct*IRONSTONE/W WHITE OPAL*VERY BEAUTIFUL NUT*

$ 59.84 $ 35.9

Natural Australian Boulder Opal Gorgeous Color & Pattern 6.39 Carat Unmounted

$ 52.79 $ 31.67

9ct 20.7x12x4.5mm Stunning Teal Green Australian Boulder Opal Cabochon Stone

$ 70.4 $ 42.24

Gorgeous 14K Yellow Gold Opal and Diamond 3D Rose Design Ring

$ 616 $ 369.6

15.9ct Yowah Boulder Opal Blue Green Sparkles Oval from QLD

$ 26.39 $ 15.83

BOULDER OPAL GEM STONE*26ct*TONS OF ELECTRIC FLASH & COLORS* PATTERNS*

$ 57.2 $ 34.32

7.2ct 12.8x12.3x3.9mm Blue Natural Boulder Australian Opal Cabochon Free Form

$ 35.2 $ 21.12

Gemmy! 5ct Solid Back Boulder Opal RED MULTICOLOR Long Oval Queensland

$ 246.39 $ 147.83

Crystal Opal from Lightning Ridge. 9.52 Carats Beautiful Multicolor Pattern

$ 792 $ 475.2

Cushion! 15ct Yowah Matrix Opal Unique Pattern Square Queensland AUstralia

$ 52.79 $ 31.67

SOLID KOROIT BOULDER OPAL 3.5CT~GREEN FLASH~ QUEENSLAND, AUSTRALIA

$ 17.55 $ 10.53

BOULDER OPAL CAMEO RARE CARVED GEM VINTAGE NATIVE AMERICAN CHIEF 69 CARATS

$ 1848 $ 1108.8

BOULDER OPAL GEM STONE*152.35*LOTS OF COLOR BEAUTIFUL PATTERNS*

$ 130.24 $ 78.14

22ct Yowah Matrix Boulder Opal Freeform Queensland AU

$ 52.79 $ 31.67

Lisa Jewelers. Platinum Floral Harlequin Boulder Opal and Diamond Ring. Stunning

$ 42240 $ 25344

Freeform! 8.9ct Solid Boulder Opal Shades of Blue from Queensland Australia

$ 79.19 $ 47.51

Natural Australian Boulder Opal Gorgeous Color & Pattern 6.21 ct

$ 79.19 $ 47.51