0.42 ct black opal 6.6×5.6×1.8mmUS$450.00 Out of stock SKU: B22A71 Category: Black Opal Opal Specifications Additional information Weight 0.42 ct Dimensions 6.6 × 5.6 × 1.8 mm Body Tone Black N3 Brightness B4 Very Bright Cut Oval Dome Low Dome Opal Origin Lightning Ridge Predominant Colors Green Product Enquiry