You cannot add "12.87 ct semi black large opal 21.5x14.5x6mm" to the cart because the product is out of stock. 2.54 ct dark opal 10×9.5x4mm$1,500.00 USD USD AUD Out of stock SKU: D1400340 Category: Dark Opal Tags: Duke Ring, Men's Essentials, Saxon Ring Product DescriptionLight opal gem with very bright color Opal Specifications Additional information Weight 2.54 ct Dimensions 10 × 9.5 × 4 mm Predominant Colors Green Body Tone Dark N6 Brightness B5 Vivid Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Product Enquiry