2.53 ct gem black opal 10.9×7.2×5.4mm$7,000.00 USD USD AUD Out of stock SKU: A22Q12 Category: Black Opal Opal Specifications Additional information Weight 2.53 ct Dimensions 10.9 × 7.2 × 5.4 mm Body Tone Black N4 Brightness Very Bright B4 Cut Oval Dome High Dome Opal Origin Lightning Ridge Predominant Colors Green, Gold Product Enquiry