1.67 ct black opal 9.3×6.8×4.2mm$3,000.00 USD USD AUD Out of stock SKU: A22M10 Category: Black Opal Opal Specifications Additional information Weight 1.67 ct Dimensions 9.3 × 6.8 × 4.2 mm Body Tone Black N4 Brightness B3 Bright Cut Oval Dome High Dome Opal Origin Lightning Ridge Predominant Colors Orange Product Enquiry