4.17 ct semi black opal 16x10x3.5mm$800.00 USD USD AUD Out of stock SKU: T16503 Category: Dark Opal Opal Specifications Additional information Weight 4.17 ct Dimensions 16 × 10 × 3.5 mm Body Tone Dark N6 Predominant Colors Green, Orange Brightness B3 Bright Cut Oval Dome Low Dome Product Enquiry