0.72 ct black opal 7.4×5.7x2mmUS$100.00 Out of stock SKU: JRB2308 Category: Black Opal Opal Specifications Additional information Weight 0.72 ct Dimensions 7.4 × 5.4 × 2 mm Body Tone Black N1 Brightness B2 Moderately Bright Cut Cushion Dome Low Dome Opal Origin Lightning Ridge Predominant Colors Blue Product Enquiry