2.45 ct boulder opal 21.3×4.3×2.6mm$400.00 USD USD AUD Out of stock SKU: CM2308 Category: Boulder Opal Opal Specifications Additional information Weight 2.45 ct Dimensions 21.3 × 4.3 × 2.6 mm Brightness B3 Bright Cut Freeform Dome Low Dome Opal Origin Queensland Predominant Colors Green Product Enquiry