2.56 ct dark opal 13×8.4×3.5mm$500.00 USD USD AUD Out of stock SKU: MT2188 Category: Dark Opal Opal Specifications Additional information Weight 2.56 ct Dimensions 13 × 8.4 × 3.5 mm Body Tone Dark N6 Brightness B3 Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Green, Orange, Gold Product Enquiry