0.80 ct black opal 6.6×5.7x3mmUS$300.00 Out of stock SKU: JFB2303 Category: Black Opal Opal Specifications Additional information Weight 0.80 ct Dimensions 6.6 × 5.7 × 3 mm Body Tone Black N2 Brightness B3 Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Green Product Enquiry