0.75ct dark opal 7.6×6.3×2.7mm$600.00 USD USD AUD Out of stock SKU: FR2143 Category: Dark Opal Opal Specifications Additional information Weight 3.73 ct Dimensions 12.3 × 8.5 × 5.5 mm Body Tone Dark N5 Brightness B3 Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Blue, Orange Product Enquiry