1 ct black opal 8.2×5.7×3.2mmUS$4,000.00 Out of stock SKU: A22G08 Category: Black Opal Opal Specifications Additional information Weight 1 ct Dimensions 8.2 × 5.7 × 3.2 mm Body Tone Black N1 Brightness B4 Very Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Blue, Green Product Enquiry