1.77 ct black opal 8.7×8.5×3.7mmUS$1,200.00 Out of stock SKU: MT2133 Category: Black Opal Opal Specifications Additional information Weight 1.77 ct Dimensions 8.7 × 8.5 × 3.7 mm Body Tone Black N3 Brightness B3 Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Blue Product Enquiry