0.91 ct gem black opal 8x5x5mmUS$800.00 USD USD AUD Out of stock SKU: LS1640 Category: Black Opal Opal Specifications Additional information Weight 0.91 ct Dimensions 8 × 5 × 5 mm Body Tone Black N2 Predominant Colors Green, Red Brightness B4 Very Bright Cut Oval Dome Medium Dome Product Enquiry