| 1305 Grams Australian Queensland Boulder Opal Rough | $15.50 |
| 1732 Grams Australian Queensland Boulder Opal Rough | $22.50 |
| 1225 Gr. Australian Koroit Boulder Opal Lapidary Rough | $29.00 |
| 1315 Gr. Australian Koroit Boulder Opal Lapidary Rough | $20.50 |
| 1345 Gr. Australian Koroit Boulder Opal Lapidary Rough | $25.00 |
| 1450 Gr. Australian Koroit Boulder Opal Lapidary Rough | $28.00 |
| 60.5ct Qld Boulder Opal Rough Blue/Purple Fire !! Nr | $24.78 |
| Awesome Boulder Opal Rough!! 39cts,Bright Green/Red !!! | $36.01 |
| 14K White Gold BOULDER OPAL AND DIAMOND PENDANT $650 | $99.95 |
| Australian Boulder Opal Cabachon - 12.4cts Vivid colour | $14.95 |
| Natural Aussie Rough Slab Boulder Opal 10.5cts | $1.51 |
| 6.30ct Genuine Freeform Solid Yowah Boulder Opal Matrix | $36.00 |
| Sweet AUSTRALIAN BOULDER OPAL Specimen ~ RockPile | $42.99 |
| 925 Silver Genuine Boulder Doublet Opal Toggle Bracelet | $49.99 |
| 925 Silver Fire Australia Boulder Doublet OPAL Pendant | $24.99 |
| 14.40cts~ULTRA RARE AUSTRALIAN NATURAL BOULDER OPAL NR$ | $9.99 |
| 13.38CT BOULDER OPAL FREEFORM CABOCHON ~ONE OF A KIND~ | $24.95 |
| 2.34cts~PECULIAR RARE AUSTRALIAN NATURAL BOULDER OPAL | $15.50 |
| 5.89CT BOULDER OPAL FREEFORM CABOCHON ~ELECTRIC~ | $9.99 |
| 16.90ct~HUGE ULTRA RARE AUSTRALIAN NATURAL BOULDER OPAL | $25.00 |
| WIRE WRAPPED FIREY SOLID BOULDER OPAL PENDANT BEAUTIFUL | $19.99 |
| 32.20CT GEM KOROIT NUT BOULDER OPAL FREEFORM CABOCHON | $43.79 |
| 19.60CT KOROIT BOULDER OPAL FREEFORM CABOCHON~NICE~ | $9.99 |
| 5.51cts~ULTRA RARE AUSTRALIAN NATURAL BOULDER OPAL NR$ | $15.83 |
| 11.95cts~HUGE ULTRA RARE AUSTRALIA NATURAL BOULDER OPAL | $19.79 |
| 5.85cts~ULTRA RARE AUSTRALIAN NATURAL BOULDER OPAL NR$ | $15.00 |
| 3.55cts~ULTRA RARE AUSTRALIAN NATURAL BOULDER OPAL NR$ | $12.09 |
| 15.46CT GEM KOROIT NUT BOULDER OPAL FREEFORM CABOCHON | $48.79 |
| 2.28cts~ULTRA RARE AUSTRALIAN NATURAL BOULDER OPAL NR$ | $10.50 |
| *** OPAL Australia - SOLID NATURAL BOULDER OPAL GEM *** | $4.99 |
| BOULDER OPAL -- Orange, Multi Color Gem!!! - 4.40ct | $3.58 |
| BIG BLUE OPAL - Solid Australia Boulder Opal - 11.55ct | $8.99 |
| AUSTRALIAN OPAL - Solid Yowah Boulder Opal | $6.50 |
| BOULDER OPAL Specimen -- Bright Green Gem!!! - 3.25ct | $7.49 |
| AUSTRALIAN BOULDER OPAL - Bright Blue Gem!!! - 7.10ct | $5.50 |
| *** OPAL Australia - SOLID NATURAL BOULDER OPAL GEM *** | $9.99 |
| Remarkable GREEN OPAL Solid Australia Boulder Opal | $18.59 |
| MODERN AUSTRALIAN/BOULDER OPAL & DIAMOND RING | $41.00 |
| Unusual Boulder Opal Sterling Silver Ring signed DE | $25.27 |
| 11.44CT BOULDER OPAL FREEFORM CABOCHON ~ELECTRIC~ | $21.50 |
| 12x9.5mm 10.90CT SOLID BOULDER OPAL FOCAL BEAD / BARREL | $21.51 |
| 26.38CT KOROIT BOULDER OPAL FREEFORM CABOCHON~NICE~ | $9.99 |
| 4.77CT BOULDER OPAL FREEFORM CABOCHON ~ELECTRIC~ | $10.49 |
| 6.87CT BOULDER OPAL FREEFORM OVAL CABOCHON ~NICE~ | $9.99 |
| 14.69ct~HUGE ULTRA RARE AUSTRALIAN NATURAL BOULDER OPAL | $20.50 |
| 3.50 GEM KOROIT NUT BOULDER OPAL FREEFORM CABOCHON NICE | $17.55 |
| 18.92cts~MASSIVE ULTRA RARE AUSTRALIAN BOULDER OPAL NR$ | $20.01 |
| 7.71cts~ULTRA RARE AUSTRALIAN NATURAL BOULDER OPAL NR$ | $18.27 |
| 3.20cts~UNIQUE ULTRA RARE AUSTRALIAN BOULDER OPAL NR$ | $9.99 |
| 13.55cts~ULTRA RARE TRILLION AUSTRALIAN BOULDER OPAL NR | $9.99 |
| 14.61ct~HUGE ULTRA RARE AUSTRALIAN NATURAL BOULDER OPAL | $21.32 |
| 32.1ct SOLID KOROIT BOULDER OPAL ELECTRIC GREENS+CHOCO! | $27.93 |
| 7.79cts~ULTRA RARE AUSTRALIAN NATURAL BOULDER OPAL NR$ | $9.99 |
| 13.23ct~HUGE ULTRA RARE AUSTRALIAN NATURAL BOULDER OPAL | $16.29 |
| 13.95CT 23x15x3.5mm BOULDER OPAL PENDANT W/NECKLACE B1 | $29.95 |
| 3.03cts~ULTRA RARE AUSTRALIAN NATURAL BOULDER OPAL NR$ | $10.50 |
| 9.40CT GEM KOROIT NUT BOULDER OPAL FREEFORM CABOCHON | $9.99 |
| KOROIT BOULDER MATRIX ROUGH CONGLOMERATE RED POTCH OPAL | $9.00 |
| KOROIT BOULDER MATRIX OPAL ROUGH SLICES ##. | $18.50 |
| KOROIT BOULDER MATRIX ROUGH CONGLOMERATE RED POTCH OPAL | $9.00 |
| KOROIT BOULDER MATRIX OPAL ROUGH SLICES ##. | $14.50 |
| BOULDER OPAL SPECIMEN OR CUTTING MATERIAL. 170.GMS | $56.00 |
| Koroit Boulder Opal Rough 100gramm nr.a | $0.99 |
| Koroit Boulder Opal Rough 280gramm (nr.b) | $9.50 |
| Koroit Boulder Opal Rough 400gramm (nrc) | $4.54 |
| Koroit Boulder Opal Rough 250gramm( nr d ) | $3.04 |
| KOROIT BOULDER MATRIX OPAL ROUGH SLICES ##. | $16.50 |
| BOULDER OPAL SPECIMEN OR CUTTING MATERIAL. 158.GMS | $11.05 |
| AWESOME HUGE COLORFUL BLACK BOULDER OPAL STERLING RING | $30.50 |
| BOULDER OPAL ROUGH PIECE | $27.77 |
| KOROIT BOULDER MATRIX OPAL ROUGH SLICES #*#. | $22.57 |
| 1368 Gr. Australian Koroit Boulder Opal Lapidary Rough | $32.00 |
| 1487 Gr. Australian Koroit Boulder Opal Lapidary Rough | $32.00 |
| KOROIT BOULDER MATRIX OPAL ROUGH SLICES FROM MY MINE* | $22.50 |
| BOULDER OPAL SPECIMEN OR CUTTING MATERIAL. 306.GMS | $10.00 |
| KOROIT BOULDER MATRIX OPAL ROUGH SLICES FROM MY MINE* | $15.94 |
| BOULDER OPAL SPECIMEN OR CUTTING MATERIAL. 284.GMS | $10.50 |
| BOULDER OPAL SPECIMEN OR CUTTING MATERIAL. 175.GMS | $9.00 |
| KOROIT BOULDER MATRIX ROUGH CONGLOMERATE RED POTCH OPAL | $16.50 |
| KOROIT BOULDER MATRIX OPAL ROUGH SLICES ##. | $9.00 |
| KOROIT BOULDER MATRIX OPAL ROUGH SLICES ##. | $11.61 |
| KOROIT BOULDER MATRIX OPAL ROUGH SLICES ##. | $14.58 |
| BOULDER OPAL ROUGH SLICES | $9.50 |
| 11.75ct Genuine Freeform Solid Yowah Nut Boulder Opal | $14.50 |
| 25.45ct Genuine Freeform Solid Yowah Nut Boulder Opal | $15.00 |
| 66.45ct Genuine Freeform Solid Yowah Nut Boulder Opal | $12.00 |
| 45.90ct Genuine Freeform Solid Yowah Nut Boulder Opal | $12.50 |
| RARE BIG 32.8ct NATURAL SOLID AUSTRALIAN BOULDER OPAL | $24.99 |
| 6.90ct Classy Freeform Solid Yowah Nut Boulder Opal | $9.99 |
| Natural solid Australia Boulder Opal Bead 17cts | $13.18 |
| Natural solid Australia Boulder Opal Bead 14cts | $6.50 |
| Natural solid Australia Boulder Opal Bead 15.8cts | $5.99 |
| Natural solid Australia Boulder Opal Bead 33cts | $3.25 |
| Natural Australia Boulder Opal silver pendant 32cts | $6.26 |
| Natural Australia Boulder Opal silver pendant 9.8cts | $3.25 |
| Natural Australia Boulder Opal silver pendant 12cts | $7.50 |
| 27.30ct Genuine Freeform Solid Yowah Nut Boulder Opal | $30.00 |
| 25.15ct Genuine Freeform Solid Yowah Nut Boulder Opal | $9.99 |
| 16.55ct Genuine Freeform Solid Yowah Nut Boulder Opal | $3.25 |
| 60.05ct Genuine Freeform Solid Yowah Nut Boulder Opal | $12.50 |