2.29 ct gem crystal opal 11.5x8x3mmUS$3,000.00 Out of stock SKU: 0719A3 Category: Crystal Opal Product Description 0N0A9231 from Black Opal Direct on Vimeo. Opal Specifications Additional information Weight 2.29 ct Dimensions 11.5 × 9 × 3 mm Body Tone Dark N5 Predominant Colors Green, Orange Brightness B4 Very Bright Cut Oval Dome Medium Dome Product Enquiry