1.92 ct gem black opal 10x8x4mmUS$3,200.00 In Stock 1.92 ct gem black opal 10x8x4mm quantity Add to cart SKU: GL1807 Category: Black Opal Tags: Duke Ring, Saxon Ring Opal Specifications Additional information Weight 1.92 ct Dimensions 10 × 8 × 4 mm Body Tone Black N3 Brightness B4 Very Bright Cut Oval Dome Medium Dome Predominant Colors Green Opal Origin Lightning Ridge Product Enquiry