6.30 ct dark opal 19x11x4.5mmUS$4,500.00 Out of stock SKU: T160033 Category: Dark Opal Opal Specifications Additional information Weight 6.30 ct Dimensions 19 × 11 × 4.5 mm Body Tone Dark N6 Predominant Colors Green, Orange Brightness B4 Very Bright Cut Freeform Dome Medium Dome Opal Origin Lightning Ridge Product Enquiry