8.11 ct gem black opal 17x11x6mm$8,000.00 USD USD AUD Out of stock SKU: FE201 Category: Black Opal Tag: Blue Green Opal Specifications Additional information Weight 8.11 ct Dimensions 17 × 11 × 6 mm Body Tone Black N3 Predominant Colors Blue, Green Brightness B4 Very Bright Cut Oval Dome High Dome Opal Origin Lightning Ridge Product Enquiry