0.67 ct black opal 7.3×5.3×2.5mmUS$600.00 Out of stock SKU: SV2142 Category: Black Opal Opal Specifications Additional information Weight 0.67 ct Dimensions 7.3 × 5.3 × 2.5 mm Body Tone Black N2 Brightness B3 Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Green, Blue Product Enquiry