You cannot add "6.36 ct black opal 18x11x4mm" to the cart because the product is out of stock. 0.64 ct black opal 6x5x2mm$500.00 USD USD AUD Out of stock SKU: ZM1707 Category: Black Opal Opal Specifications Additional information Weight 0.64 ct Dimensions 6 × 5 × 2 mm Body Tone Black N4 Predominant Colors Green, Orange Brightness B4 Very Bright Cut Oval Dome Medium Dome Product Enquiry