23.90 ct gem black opal huge 21x16x11mm$150,000.00 USD USD AUD Out of stock SKU: E59264 Category: Black Opal Opal Specifications Additional information Weight 23.90 ct Dimensions 21 × 16 × 11 mm Body Tone Black N4 Predominant Colors Green, Orange Brightness B4 Very Bright Cut Oval Dome High Dome Product Enquiry