Origin: Lightning Ridge, Australia Gem Type: Solid Base Color: Black Brightness: 2 Shape: Freeform Stone Color: Dark Blue Fire Color: Blue-Green Pattern: Flashfire Stone Size (mm): 8.5x6x1.5 for largest  Treatment: Non-treated Combined Size (mm):   24 x 12 x 4 Setting weight (ct): 10 Setting Material: 14k Gold Mini-Diamonds:   4 GbG ID: LP103