2.56 ct black opal 13.5x9x3.1mmUS$5,000.00 In Stock 2.56 ct black opal 13.5x9x3.1mm quantity Add to cart SKU: N22O14 Category: Black Opal Opal Specifications Additional information Weight 2.56 ct Dimensions 13.5 × 9 × 3.1 mm Body Tone Black N4 Brightness B3 Bright Cut Oval Dome Low Dome Opal Origin Lightning Ridge Predominant Colors Red Product Enquiry