0.67 ct dark opal 7.4×5.4×2.7mm$250.00 USD USD AUD Out of stock SKU: MT2197 Category: Dark Opal Opal Specifications Additional information Weight 0.67 ct Dimensions 7.4 × 5.4 × 2.7 mm Body Tone Dark N6 Brightness B2 Moderately Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Green, Orange Product Enquiry