• Gem Origin: Australia Gem Type: Solid Base Color: Black Brightness: 4.5  Stone Color:  Blue-Green Fire Color: Green Pattern: Broad Flashfire Stone Size (mm): 18x15 (appx) Treatment: Non-Treated Setting Size: 35 x 20 x 7 (approx.) Setting Weight: 53.5 Setting Material: 14k Yellow Gold Mini-Diamonds: 4 GbG ID: BK38P
  • Gem Origin: Australia Gem Type: Solid Base Color: Black Brightness: 4 Color:  Blue-Green Fire Color: Blue Pattern: Pinfire Stone Size (mm): 39x19 (appx) Treatment: Non Treated Setting Size (mm): 55x22 (appx) Setting Weight (ct): 96.15 Setting Material: 14k Yellow Gold Mini-Diamonds: 5 GbG ID: BK35P
  • Gem Origin: Australia Gem Type: Solid Base Color: Black Brightness: 4.5 Color:  Blue - Green Fire Color: Green-Blue Pattern: Broad flashfire Stone Size (mm): 34x21 (appx) Treatment: Non-treated Setting Size (mm): 45x24 (appx) Setting Weight (ct): 89.75 Setting Material: 14k Yellow Gold Mini-Diamonds: 5 GbG ID: BK37P    
  • Origin: Queensland, Australia Opal Type: Solid Black Opal Shape: Freeform Cabochon Color: Pale multi Pattern: Flag Weight (ct): 11.35 Dimensions (mm): 20x18.5x5 Brightness rating: 4 Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: BK16
  • Gem Type: Tanzanite Color: Blue Shape: Faceted Rondelle Bead Size (mm): 5x4 Length of Strand (in): 22 *Varies Slightly Weight (ct): 550 MOHS Hardness: 7 5-8 Treatment: Non-treated GbG ID: B58EE1
  • Gem Origin: Australia Gem Type: Boulder Opal Color:  Blue, Aqua, Purple, Green, Black Setting: 14k Yellow Gold Stone Size (mm): 41x14 (appx) Combined Size (mm): 53x39 (appx) Combined Weight (ct): 176.90 GbG ID: BO74
  • Opal Type: Solid Opal Shape: Oval Cabochon Triplet Color: Green / Blue / Purple Pattern: Broad Flash Dimensions (mm): 29.5x22x6 Weight (ct): 33.95 Brightness: 2 Body Tone: 7 Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: BK14
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Pink / Yellow / Green / Blue Pattern: Flagstone Transparency: Translucent Brightness rating (1-5): 4 Size (mm): 23.5x14x4 Weight (ct): 11.05 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY24
  • Origin: Queensland, Australia Opal Type: Solid Boulder Opal Shape: Freeform Color: Green / Blue Pattern: Pinfire Weight (ct): 27.1 Dimensions (mm): 27x17x5 Brightness rating: Brilliant Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: BO7 BO-7 Video
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Green / Blue / Orange Pattern: Broad Flash Transparency: Translucent Brightness rating (1-5): 4 Size (mm): 24x14x4 Weight (ct): 9.9 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY13
  • Gem Type: Tanzanite Color: Blue Shape: Faceted Rondelle Bead Size (mm): 4x4x3 Length of Strand (in): 17 Weight (ct): 305 Number of Strands: 5 MOHS Hardness: 7.5-8 Treatment: Non-treated GbG ID: B57DD1
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Green / Blue / Purple Pattern: Pinfire Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 19x14x4 Weight (ct): 8.3 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY48
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Green / Blue / Orange / Yellow Pattern: Straw Transparency: Translucent Brightness rating (1-5): 4 Size (mm): 20x15x3.5 Weight (ct): 8.05 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY23
  • Origin: Queensland, Australia Opal Type: Solid Black Opal Shape: Freeform Kite Color: Green / Blue / Pink / Orange / Yellow Pattern: Floral Weight (ct): 5 Dimensions (mm): 16x12x4 Brightness rating: 4 Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: BK18
  • Origin: Queensland, Australia Opal Type: Solid Boulder Opal Shape: Freeform Color: Green / Blue Pattern: Rolling flash Weight (ct): 28.4 Dimensions (mm): 22x17x6.5 Brightness rating: Bright Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated Setting: Undrilled GbG ID: BO47
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Orange / Green / Blue Pattern: Flagstone Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 17x13x4 Weight (ct): 7.2 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY06
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Green / Blue / Orange Pattern: Ribbon / Pinfire Transparency: Translucent Brightness rating (1-5): 4 Size (mm): 24x10x4 Weight (ct): 7.15 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY09
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Green / Blue / Orange Pattern: Straw Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 22x12x3 Weight (ct): 6.9 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY17
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Green / Blue / Purple Pattern: Straw Transparency: Translucent Brightness rating (1-5): 2 Size (mm): 18x13x4 Weight (ct): 6.05 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY30
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Cut: Cabochon Color: Green / Blue / Orange Pattern: Rolling Flash Transparency: Translucent Brightness rating (1-5): 4 Size (mm): 16x13.5x4.5 Weight (ct): 5.65 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY50
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Green / Blue / Orange Pattern: Broad Flash Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 15x14x3 Weight (ct): 5.45 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY19
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Orange / Green / Blue Pattern: Broad Flash Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 18x13x3 Weight (ct): 5.3 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY12
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Green / Orange / Blue Pattern: Floral Transparency: Translucent Brightness rating (1-5): 4 Size (mm): 23x10x3 Weight (ct): 5.25 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY08
  • Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Oval Color: Pink / Orange / Green / Blue Pattern: Broad Flash Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 17x12x3.5 Weight (ct): 5.2 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY26

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