0.74 ct black opal 6.9×6.3×2.5mm$500.00 USD USD AUD Out of stock SKU: JBD2304 Category: Black Opal Tag: Black Beauties Opal Specifications Additional information Weight 0.74 ct Dimensions 6.9 × 6.3 × 2.5 mm Body Tone Black N3 Brightness B3 Bright Cut Oval Dome Low Dome Opal Origin Lightning Ridge Predominant Colors Blue, Green Product Enquiry