2.60 ct semi black opal gem 10x8x5mmUS$4,000.00 Out of stock SKU: T1600491 Category: Dark Opal Opal Specifications Additional information Weight 2.60 ct Dimensions 10 × 8 × 5 mm Predominant Colors Green, Orange Body Tone Dark N5 Brightness B5 Vivid Cut Oval Dome Medium Dome Product Enquiry