1.52 ct gem black opal 7x6x5mmUS$3,000.00 In Stock 1.52 ct gem black opal 7x6x5mm quantity Add to cart SKU: 198M18 Category: Black Opal Product Description 0N0A9904 from Black Opal Direct on Vimeo. Opal Specifications Additional information Weight 1.52 ct Dimensions 7 × 6 × 5 mm Body Tone Black N4 Predominant Colors Green, Gold Brightness B4 Very Bright Cut Oval Dome High Dome Opal Origin Lightning Ridge Product Enquiry