2.50 ct black opal 15.6×8.5×2.3mmUS$150.00 Out of stock SKU: A22B43 Category: Black Opal Opal Specifications Additional information Weight 2.50 ct Dimensions 15.6 × 8.5 × 2.3 mm Body Tone Black N3 Brightness B2 Moderately Bright Cut Cushion Dome Low Dome Opal Origin Lightning Ridge Predominant Colors Blue Product Enquiry