6.44 ct gem black opal 13.4×10.5×7.6mm$50,000.00 USD USD AUD Out of stock SKU: SM2133 Category: Black Opal Opal Specifications Additional information Weight 6.44 ct Dimensions 13.4 × 10.5 × 7.6 mm Body Tone Black N4 Predominant Colors Green, Red Brightness Vivid B5 Cut Oval Dome High Dome Opal Origin Lightning Ridge Product Enquiry