0.51 ct crystal opal 6.2×6.2×2.1mmUS$400.00 Out of stock SKU: A22X04 Category: Crystal Opal Opal Specifications Additional information Weight 0.51 ct Dimensions 6.2 × 6.2 × 2.1 mm Body Tone Dark N6 Brightness B4 Very Bright Cut Round Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Green Product Enquiry