0.83 ct black opal gem 7.5x5x3mm$4,000.00 USD USD AUD Out of stock SKU: D160919 Category: Black Opal Opal Specifications Additional information Weight 0.83 ct Dimensions 7.5 × 5 × 3 mm Body Tone Black N3 Predominant Colors Green, Red Brightness B5 Vivid Cut Oval Dome Low Dome Product Enquiry