0.70 ct black opal 6.9x6x2.5mmUS$350.00 Out of stock SKU: EN2124 Category: Black Opal Opal Specifications Additional information Weight 0.70 ct Dimensions 6.9 × 6 × 2.5 mm Body Tone Black N4 Brightness B3 Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Green Product Enquiry