0.68 ct black opal 7.3×5.9×2.4mm$450.00 USD USD AUD Out of stock SKU: SW2102 Category: Black Opal Opal Specifications Additional information Weight 0.68 ct Dimensions 7.3 × 5.9 × 2.4 mm Body Tone Black N4 Predominant Colors Blue, Green Brightness B3 Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Product Enquiry