0.75 ct black opal gem 9.5x6x2mmUS$2,500.00 In Stock 0.75 ct black opal gem 9.5x6x2mm quantity Add to cart SKU: PT18004 Category: Black Opal Opal Specifications Additional information Weight 0.75 ct Dimensions 9.5 × 6 × 2 mm Body Tone Black N4 Predominant Colors Green, Orange Brightness B4 Very Bright Cut Oval Dome Low Dome Opal Origin Lightning Ridge Product Enquiry