10.17 ct black opal 17.4×17.4×5.1mmUS$3,500.00 In Stock 10.17 ct black opal 17.4x17.4x5.1mm quantity Add to cart SKU: HT2128 Category: Black Opal Tag: Blue Green Product DescriptionThis Opal is 10.17Ct, not 2.17Ct as per Justins description in the video. Opal Specifications Additional information Weight 10.17 ct Dimensions 17.4 × 17.4 × 5.1 mm Body Tone Black N2 Brightness B3 Bright Cut Round Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Blue, Green Product Enquiry