1.80 ct black opal 8×7.9×4.3mm$300.00 USD USD AUD Out of stock SKU: MU2304 Category: Black Opal Opal Specifications Additional information Weight 1.80 ct Dimensions 8 × 7.9 × 4.3 mm Body Tone Black N3 Brightness B2 Moderately Bright Cut Round Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Blue Product Enquiry