1.68 ct dark opal 10x8x3mmUS$2,500.00 Out of stock SKU: A1805 Category: Dark Opal Opal Specifications Additional information Weight 1.68 ct Dimensions 10 × 8 × 3 mm Body Tone Dark N5 Predominant Colors Green, Orange Brightness B4 Very Bright Cut Oval Dome Low Dome Opal Origin Lightning Ridge Product Enquiry