1.67 ct black crystal opal 10.5x7x3.5mmUS$200.00 Out of stock SKU: TM20235 Category: Black Opal Opal Specifications Additional information Weight 1.67 ct Dimensions 10.5 × 7 × 3.5 mm Body Tone Black N4 Brightness B2 Moderately Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Green Product Enquiry