1.76 ct black opal 15×6.8×2.8mmUS$700.00 In Stock 1.76 ct black opal 15x6.8x2.8mm quantity Add to cart SKU: JCB23010 Category: Black Opal Opal Specifications Additional information Weight 1.76 ct Dimensions 15 × 6.8 × 2.8 mm Body Tone Black N4 Brightness B3 Bright Cut Drop Dome Low Dome Opal Origin Lightning Ridge Predominant Colors Blue, Green Product Enquiry