6.43 ct dark opal 16x10x5mmUS$3,800.00 In Stock 6.43 ct dark opal 16x10x5mm quantity Add to cart SKU: RD1802 Category: Dark Opal Opal Specifications Additional information Weight 6.43 ct Dimensions 16 × 10 × 5 mm Body Tone Dark N5 Predominant Colors Blue, Green Brightness B3 Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Product Enquiry