2.56 ct black opal 11.3×9.6×3.4mm$1,500.00 USD USD AUD Out of stock SKU: A22L06 Category: Black Opal Opal Specifications Additional information Weight 2.56 ct Dimensions 11.3 × 9.6 × 3.4 mm Body Tone Black N3 Brightness B3 Bright Cut Oval Dome Low Dome Opal Origin Lightning Ridge Predominant Colors Green Product Enquiry