3.07 ct black opal 13×9.5×3.5mm$3,000.00 USD USD AUD Out of stock SKU: H1804 Category: Black Opal Opal Specifications Additional information Weight 3.07 ct Dimensions 13 × 9.5 × 3.5 mm Body Tone Black N4 Predominant Colors Blue, Green Brightness Bright B3 Cut Oval Dome Low Dome Opal Origin Lightning Ridge Product Enquiry