4.24 ct boulder opal 15.2×8.5x4mmUS$800.00 In Stock 4.24 ct boulder opal 15.2x8.5x4mm quantity Add to cart SKU: TBJ23010 Category: Boulder Opal Tag: Blazing Boulders Opal Specifications Additional information Weight 4.24 ct Dimensions 15.2 × 8.5 × 4 mm Brightness B2 Moderately Bright Cut Freeform Opal Origin Queensland Predominant Colors Blue, Red Product Enquiry