5.67 ct harlequin black opal 16x13x4mm$5,500.00 USD USD AUD Out of stock SKU: U15042 Category: Black Opal Opal Specifications Additional information Weight 5.67 ct Dimensions 16 × 13 × 4 mm Predominant Colors Green, Orange Brightness B3 Bright Cut Oval Dome Low Dome Body Tone Black N4 Opal Origin Lightning Ridge Product Enquiry