3.54ct gem black opal collectors piece 12x8x6mm$23,200.00 USD USD AUD Out of stock SKU: E62098 Category: Black Opal Opal Specifications Additional information Weight 3.5412 ct Dimensions 8 × 6 mm Body Tone Black N4 Predominant Colors Green, Red Brightness Vivid B5 Cut Oval Dome High Dome Product Enquiry