0.66 ct black opal 6.3x8x2.2mm$2,000.00 USD USD AUD Out of stock SKU: A22C6 Category: Black Opal Opal Specifications Additional information Weight 0.66 ct Dimensions 6.3 × 8 × 2.2 mm Body Tone Black N3 Brightness B3 Bright Cut Heart Dome Low Dome Opal Origin Lightning Ridge Predominant Colors Green, Orange Product Enquiry