0.28 ct black opal 5.5×4.6×1.7mm$150.00 USD USD AUD Out of stock SKU: B22A42 Category: Black Opal Opal Specifications Additional information Weight 0.28 ct Dimensions 5.5 × 4.6 × 1.7 mm Body Tone Black N4 Brightness B3 Bright Cut Oval Dome Low Dome Opal Origin Lightning Ridge Predominant Colors Green Product Enquiry