3.31 ct black opal 11.4×8.4×5.7mmUS$9,000.00 In Stock 3.31 ct black opal 11.4x8.4x5.7mm quantity Add to cart SKU: HT2119 Category: Black Opal Opal Specifications Additional information Weight 3.31 ct Dimensions 11.4 × 8.4 × 5.7 mm Body Tone Black N4 Brightness B4 Very Bright Cut Oval Dome High Dome Opal Origin Lightning Ridge Predominant Colors Blue, Green Product Enquiry