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Origin: Queensland, Australia Opal Type: Solid Black Opal Shape: Freeform Color: Pink / Green / Blue Pattern: Pinfire Weight (ct): 0.85 Dimensions (mm): 8.5x5.5x2.5 Brightness rating: 8 Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: BK29-CY -
Origin: Queensland, Australia Opal Type: Solid Black Opal Shape: Oval Cabochon Color: Green / Blue / Purple Pattern: Pinfire Broad Weight (ct): 0.7 Dimensions (mm): 8x7x2 Brightness rating: 3 Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: BK21 Money back guarantee within 14 days of delivery. -
Origin: Queensland, Australia Opal Type: Solid Black Opal Shape: Oval Cabochon Color: Green, Blue, Purple Pattern: Natural Weight (ct): 0.92 Dimensions (mm): 9.5x6x2.5 Brightness rating: 3.5 Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: BK22 -
Origin: Mexico Gem Type: Opal Color: Blue, Green, Pink Shape: Oval Cut: Cabochon Size (mm): 6x4 Weight (ct): 1.2 Setting Type: Sterling Silver MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: MO450E -
Origin: Queensland, Australia Opal Type: Solid Black Opal Shape: Oval Cabochon Color: Green / Blue Pattern: Floral Weight (ct): 1.2 Dimensions (mm): 10x8x2 Brightness rating: 4 Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: BK32 -
Origin: Mexico Gem Type: Opal Color: White, Blue, Green, Pink Shape: Oval Cut: Cabochon Size (mm): 9x6 Weight (ct): 1.5 Setting Type: Sterling Silver MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: MO451E -
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 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: Tumbled Rondelle Bead Size (mm): 6.5x5 Length of Strand (in): 17 Individual Strand Weight (ct): 128 Number of Strands: 1 MOHS Hardness: 7.5-8 Treatment: Heat-treated GbG ID: B52Y1,4 Price is per individual strand. -
Gem Type: Tanzanite Color: Blue Shape: Tumbled Rondelle Bead Size (mm): 3.5x3.5x2 Length of Strand (in): 19 *varies slightly Total Weight (ct): 130 Number of Strands: 3 MOHS Hardness: 6.5-7 Treatment: Heat-treated GbG ID: B56CC-2 -
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 -
Origin: Queensland, Australia Opal Type: Solid Boulder Opal Shape: Rhombus Color: Green / Common Blue Pattern: Matrix Size (mm): 22x16x4 Weight (ct): 15.3 Brightness rating (1-5): 2 Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: BO62 -
Gem Type: Tanzanite Color: Blue Shape: Tumbled Rondelle Bead Size (mm): 3.5x3.5x2 Length of Strand (in): 19 Total Weight (ct): 160 Number of Strands: 4 MOHS Hardness: 6.5-7 Treatment: Heat-treated GbG ID: B56CC-3 -
Gem Origin: Coober Pedy Gem Type: Opal Color: Green, Blue, Purple, Orange Shape: Freeform Cut: Freeform Size (mm): 32x19.5x5 Weight (ct): 17.25 Wire Type: Sterling Silver MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY38-P -
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 -
Opal Type: Crystal Opal Shape: Tear Cut: Cabochon Color: Green / Pink / Blue Pattern: Floral Transparency: Translucent Brightness rating (1-5): 2 Size (mm): 20.5x5.5x3 Weight (ct): 2.1 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: WO4 -
Origin: Coober Pedy, Australia Opal Type: Crystal Opal Shape: Freeform Color: Pink / Green / Blue Pattern: Straw Transparency: Translucent Brightness rating (1-5): 3 Size (mm): 12x9.5x3 Weight (ct): 2.45 MOHS Hardness: 5.5 -6.5 Treatment: Non-treated GbG ID: CY55 -
Opal Type: White Crystal Opal Shape: Oval Cut: Cabochon Color: Pink / Green / Blue Pattern: Floral Transparency: Translucent Brightness rating (1-5): 2 Size (mm): 13.5x10x3 Weight (ct): 2.5 MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: WO5 -
Origin: Mexico Opal Type: Solid Shape: Oval Cut: Cabochon Body Tone: N2 Body Color: Clear Transparency: Transparent Fire (1-5): 2 Weight (ct): 2.95 Dimensions (mm): 12x8.5x5 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO51 -
Gem Type: Tanzanite Color: Blue Shape: Tumbled Nugget Bead Size (mm): 10x13 Length of Strand (in): 18 Individual Strand Weight (ct): 209.5 Number of Strands: 1 MOHS Hardness: 7.5-8 Treatment: Heat-treated GbG ID: B59FF 2,3,4 Price is per individual strand. -
Gem Type: Iolite Color: Dark Blue Shape: Faceted Rondelle Bead Size (mm): 3.3 Length of Strand (in): 14 Individual Strand Weight (ct): 24 MOHS Hardness: 7-7.5 Treatment: Non-treated GbG ID: B07 Price is per individual strand. -
Gem Origin: Coober Pedy Gem Type: Opal Color: Green, Blue Shape: Rhombus Cut: Freeform Size (mm): 29.5x25x4 Weight (ct): 25.5 Wire Type: Sterling Silver MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: CY35-P -
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: 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
