0.42 ct black opal 5.8×4.3x2mmUS$300.00 Out of stock SKU: BCO2251 Category: Black Opal Opal Specifications Additional information Weight 0.42 ct Dimensions 5.8 × 4.3 × 2 mm Body Tone Black N1 Brightness B2 Moderately Bright Cut Cushion Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Green Product Enquiry