0.74 ct black opal 6.6×5.1×3.5mmUS$200.00 In Stock 0.74 ct black opal 6.6x5.1x3.5mm quantity Add to cart SKU: AU2301 Category: Black Opal Opal Specifications Additional information Weight 0.74 ct Dimensions 6.6 × 5.1 × 3.5 mm Body Tone Black N4 Brightness B2 Moderately Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Blue Product Enquiry