5.52 ct gem black opal round 12x12x5.5mmUS$7,500.00 Out of stock SKU: FA1737 Category: Black Opal Opal Specifications Additional information Weight 5.52 ct Dimensions 12 × 12 × 5.5 mm Body Tone Black N1 Predominant Colors Blue, Green Brightness B4 Very Bright Cut Round Dome Medium Dome Product Enquiry