0.87 ct black opal 8.8×5.7×2.7mmUS$300.00 Out of stock SKU: BM2202 Category: Black Opal Opal Specifications Additional information Weight 0.87 ct Dimensions 8.8 × 5.7 × 2.7 mm Body Tone Black N2 Brightness B2 Moderately Bright Cut Marquise Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Blue, Green Product Enquiry