0.67 ct crystal opal 6mm round x2.5mm thick$159.20 USD USD AUD Out of stock SKU: S1401006 Category: Crystal Opal Opal Specifications Additional information Weight 0.67 ct Dimensions 6 × 6 × 2.5 mm Predominant Colors Green, Orange Body Tone Dark N5 Brightness B5 Vivid Cut Round Dome Medium Dome Product Enquiry