3.12 ct gem black opal 12.7×8.2×4.4mmUS$9,000.00 In Stock 3.12 ct gem black opal 12.7x8.2x4.4mm quantity Add to cart SKU: KT2104 Category: Black Opal Opal Specifications Additional information Weight 3.12 ct Dimensions 12.7 × 8.2 × 4.4 mm Body Tone Black N4 Brightness B4 Very Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Green, Red Product Enquiry