0.65 ct dark opal 6.4×6.4×2.5mm$250.00 USD USD AUD Out of stock SKU: TD20170 Category: Dark Opal Opal Specifications Additional information Weight 0.65 ct Dimensions 6.4 × 6.4 × 2.5 mm Body Tone Dark N6 Brightness B3 Bright Cut Round Dome Low Dome Opal Origin Lightning Ridge Predominant Colors Blue, Green, Orange Product Enquiry