1.78ct black opal 10.2×7.3×3.4mmUS$1,200.00 Out of stock SKU: FR2147 Category: Black Opal Opal Specifications Additional information Weight 3.73 ct Dimensions 12.3 × 8.5 × 5.5 mm Body Tone Black N2 Predominant Colors Blue, Red Brightness B3 Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Product Enquiry