4.50ct black opal 12.1×10.4×5.7mmUS$3,000.00 USD USD AUD Out of stock SKU: MT2116 Category: Black Opal Opal Specifications Additional information Weight 4.50 ct Dimensions 12.1 × 10.4 × 5.7 mm Body Tone Black N3 Predominant Colors Purple, Blue Brightness B3 Bright Cut Oval Dome High Dome Opal Origin Lightning Ridge Product Enquiry