4.33 ct boulder opal 15.8×8.4x4mmUS$800.00 In Stock 4.33 ct boulder opal 15.8x8.4x4mm quantity Add to cart SKU: TG2323 Category: Boulder Opal Opal Specifications Additional information Weight 4.33 ct Dimensions 15.8 × 8.4 × 4 mm Brightness B2 Moderately Bright Cut Freeform Dome Low Dome Opal Origin Queensland Predominant Colors Blue Product Enquiry