3.31 ct black opal 12.7×10.1×4.1mmUS$12,000.00 In Stock 3.31 ct black opal 12.7x10.1x4.1mm quantity Add to cart SKU: KT2102 Category: Black Opal Opal Specifications Additional information Weight 3.31 ct Dimensions 12.7 × 10.1 × 4.1 mm Body Tone Black N4 Brightness B4 Very Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Green, Orange Product Enquiry