0.78 ct crystal opal 6.6×5.7×3.3mm$450.00 USD USD AUD Out of stock SKU: EL2109 Category: Crystal Opal Opal Specifications Additional information Weight 0.78 ct Dimensions 6.6 × 5.7 × 3.3 mm Body Tone Dark N6 Brightness B3 Bright Cut Oval Dome High Dome Opal Origin Lightning Ridge Predominant Colors Blue, Green Product Enquiry