3.13 ct boulder opal 12.6×9.1×3.6mm$1,500.00 USD USD AUD Out of stock SKU: ZC2308 Category: Boulder Opal Opal Specifications Additional information Weight 3.13 ct Dimensions 12.6 × 9.1 × 3.6 mm Brightness B3 Bright Cut Freeform Dome Low Dome Opal Origin Queensland Predominant Colors Blue, Green Product Enquiry