0.51 ct gem crystal opal 5.4x4x3.4mmUS$500.00 Out of stock SKU: A22X02 Category: Crystal Opal Opal Specifications Additional information Weight 0.51 ct Dimensions 5.4 × 4 × 3.4 mm Body Tone Dark N6 Brightness B4 Very Bright Cut Oval Dome High Dome Opal Origin Lightning Ridge Predominant Colors Red Product Enquiry