0.50 ct dark opal 7.8×4.2×2.7mmUS$100.00 Out of stock SKU: JNT2304 Category: Dark Opal Opal Specifications Additional information Weight 0.50 ct Dimensions 7.8 × 4.2 × 2.7 mm Body Tone Dark N5 Brightness B2 Moderately Bright Cut Drop Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Green Product Enquiry