0.38 ct black opal 6.6×4.6×1.8mmUS$100.00 USD USD AUD Out of stock SKU: GD2129 Category: Black Opal Opal Specifications Additional information Weight 0.38 ct Dimensions 6.6 × 4.6 × 1.8 mm Body Tone Black N4 Brightness B3 Bright Cut Drop Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Green Product Enquiry