0.72 ct black opal 6.5x5x3mm$100.00 USD USD AUD Out of stock SKU: TD20140 Category: Black Opal Opal Specifications Additional information Weight 0.72 ct Dimensions 6.5 × 5 × 3 mm Body Tone Black N1 Brightness B2 Moderately Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Purple Product Enquiry