0.66 ct dark opal 7.1x6x2.3mm$300.00 USD USD AUD Out of stock SKU: UO2302 Category: Dark Opal Opal Specifications Additional information Weight 0.66 ct Dimensions 7.1 × 6 × 2.3 mm Body Tone Dark N5 Brightness B3 Bright Cut Oval Dome Low Dome Opal Origin Lightning Ridge Predominant Colors Blue Product Enquiry