0.51 ct black opal 6.3×4.8×2.1mmUS$50.00 USD USD AUD Out of stock SKU: A22L12 Category: Black Opal Opal Specifications Additional information Weight 0.51 ct Dimensions 6.3 × 4.8 × 2.1 mm Body Tone Black N3 Brightness B1 Subdued Cut Cushion Dome Low Dome Opal Origin Lightning Ridge Predominant Colors Blue Product Enquiry