2.75 ct dark opal 11x10x4mmUS$2,500.00 USD USD AUD In Stock 2.75 ct dark opal 11x10x4mm quantity Add to cart SKU: C21C5 Category: Dark Opal Opal Specifications Additional information Weight 2.75 ct Dimensions 11 × 10 × 4 mm Body Tone Dark N5 Brightness B3 Bright Cut Freeform Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Orange Product Enquiry