2.55 ct black opal 11×8.8×4.6mmUS$300.00 Out of stock SKU: TD20172 Category: Black Opal Opal Specifications Additional information Weight 2.55 ct Dimensions 11 × 8.8 × 4.6 mm Body Tone Black N2 Brightness B1 Subdued Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Purple Product Enquiry