1.77 ct black opal 10.5×6.6×4.1mmUS$6,000.00 Out of stock SKU: HT2112 Category: Black Opal Opal Specifications Additional information Weight 1.77 ct Dimensions 10.5 × 6.6 × 4.1 mm Body Tone Black N4 Brightness B4 Very Bright Cut Drop Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Red, Blue, Green Product Enquiry