0.68 ct semi black opal 6.5x6x2mmUS$400.00 Out of stock SKU: IZ1801 Category: Crystal Opal Opal Specifications Additional information Weight 0.68 ct Dimensions 6.5 × 6 × 2 mm Body Tone Dark N5 Brightness B4 Very Bright Cut Oval Dome Medium Dome Predominant Colors Green Product Enquiry