2.21 ct dark opal 12x8x4mmUS$2,800.00 Out of stock SKU: A21C12 Category: Dark Opal Opal Specifications Additional information Weight 2.21 ct Dimensions 12 × 8 × 4 mm Predominant Colors Blue, Green Body Tone Dark N5 Brightness B3 Bright Cut Drop Dome Medium Dome Opal Origin Lightning Ridge Product Enquiry