| 60.5ct Qld Boulder Opal Rough Blue/Purple Fire !! Nr | $24.78 |
| BIG BLUE OPAL - Solid Australia Boulder Opal - 11.55ct | $8.99 |
| AUSTRALIAN BOULDER OPAL - Bright Blue Gem!!! - 7.10ct | $5.50 |
| 4.27ct.TOP RICH VIOLET-BLUE BRIGHT Solid Boulder OPAL | $3.61 |
| 4.94ct.STRONG VIOLET-BLUE BLAZING Solid Boulder OPAL,F2 | $14.99 |
| 6.92ct.STUNNING VIVID VIOLET-BLUE Yowah Boulder OPAL,F2 | $26.67 |
| 10.0ct.LIVELY VIOLEY-BLUE BLAZING Solid Boulder OPAL,F2 | $14.99 |
| 15.74ct.GREEN-BLUE FILLED VEINS Solid Boulder OPAL NR1$ | $4.69 |
| 3.1ct.ALIVE WITH VIOLET-BLUE SHINING Solid Boulder OPAL | $30.78 |
| 41.75ct VIOLET-BLUE SPARKLING MATRIX BOULDER OPAL | $52.88 |
| 18.62CT. RARE VIOLET BLUE LIGHTNING BOULDER BLACK OPAL | $4.64 |
| AUSTRALIAN BOULDER OPAL - BLUE/GREEN FIRE | $9.99 |
| 4.15CT.RARE INTENSE BLUE PINK SOLID BOULDER BLACK OPAL | $102.50 |
| 0.74 ct Australian Boulder Opal Doublet Blue Fire 99 NR | $2.00 |
| 7.85CT.RARE MULTI SMOKY BLUE SOLID BOULDER BLACK OPAL | $2.24 |
| 4.35CT. RARE AAA FANCY BLUE GREEN BOULDER BLACK OPAL | $6.39 |
| 4.76 ct Australian Boulder Opal Doublet Blue Fire 99 NR | $5.23 |
| 1.93 ct Australian Boulder Opal Doublet Blue Fire 99 NR | $0.99 |
| 1.5 ct Australian Boulder Opal Doublet Blue Fire 99 NR | $0.99 |
| 3.15CT.BLUE GREEN PATTERNED BOULDER BLACK AUS OPAL GEMS | $8.79 |
| 3.13 ct Australian Boulder Opal Doublet Blue Fire 99 NR | $0.99 |
| 1.77 ct Australian Boulder Opal Doublet Blue Fire 99 NR | $3.76 |
| 1.76 ct Australian Boulder Opal Doublet Blue Fire 99 NR | $0.99 |
| 8.55 ct Australian Boulder Opal Doublet Blue Fire 99 NR | $10.51 |
| 1.18 ct Australian Boulder Opal Doublet Blue Fire 99 NR | $1.04 |
| 6.75ct PURPLE-BLUE SPARKLING MATRIX BOULDER OPAL | $60.00 |
| 4.93ct BLUE-GREEN SPARKLING MATRIX BOULDER OPAL | $41.50 |
| 24.35ct BLUE-GREEN SPARKLING MATRIX BOULDER OPAL | $17.00 |
| 5.62ct BLUE-GREEN SPARKLING MATRIX BOULDER OPAL | $13.83 |
| 3.60ct GREEN-PURPLE-BLUE SPARKLING MATRIX BOULDER OPAL | $7.85 |
| 3.42Ct AMAZING GEM! BLUE SPARKLING MATRIX BOULDER OPAL | $35.00 |
| 14.32ct GREEN-PURPLE-BLUE SPARKLING MATRIX BOULDER OPAL | $75.86 |
| 0.32 ct Australian Boulder Opal Doublet Blue Fire 99 NR | $0.99 |
| 3.21 ct Australian Boulder Opal Doublet Blue Fire 99 NR | $0.99 |
| 1.22 ct Australian Boulder Opal Doublet Blue Fire 99 NR | $1.29 |
| Boulder Matrix Opal Bead BRIGHT BLUE FIRE! $1NR | $4.01 |
| Boulder Matrix Opal Cube Bead! SPARKLING BLUE !! $1NR | $8.75 |
| Boulder Matrix Opal Bead BRIGHT BLUE FIRE! $1NR | $4.14 |
| Boulder Matrix Opal Bead BRIGHT BLUE FIRE! $1NR | $4.01 |
| 9.20ct PURPLE-BLUE SPARKLING MATRIX BOULDER OPAL | $10.50 |
| 4.80ct PURPLE-BLUE SPARKLING MATRIX BOULDER OPAL | $15.50 |
| 37.27ct BLUE-GREEN SPARKLING MATRIX BOULDER OPAL | $38.00 |
| 9.64ct VIOLET-BLUE-GREEN SPARKLING MATRIX BOULDER OPAL | $31.00 |
| 34.85ct VIOLET-BLUE SPARKLING MATRIX BOULDER OPAL | $22.00 |
| 7.57ct.LARGE VIOLET-BLUE CRYSTAL Yowah Boulder OPAL,F2 | $24.49 |
| 10.79ct.MARVELOUS VIOLET-BLUE Yowah Nut Boulder OPAL,F2 | $14.99 |
| 2.9ct.STRONG GREEN-BLUE BRILLIANT Solid Boulder OPAL,F2 | $20.51 |
| 9.36ct.VIOLET-BLUE CRYSTAL CORE Solid Boulder OPAL NR1$ | $2.84 |
| 17.57ct.LIVELY VIOLET-BLUE BRILLIANT Solid Boulder OPAL | $12.62 |
| BLUE AND BROWN Genuine 47.5 CT NATURAL BOULDER OPAL | $12.50 |