0.55 ct black opal 7.7×4.9×2.8mm$200.00 USD USD AUD Out of stock SKU: A22W02 Category: Black Opal Opal Specifications Additional information Weight 0.55 ct Dimensions 7.7 × 4.9 × 2.8 mm Body Tone Black N4 Brightness B3 Bright Cut Freeform Dome High Dome Opal Origin Lightning Ridge Predominant Colors Green Product Enquiry