0.87 ct boulder opal 9.9×5.7×2.1mmUS$250.00 USD USD AUD In Stock 0.87 ct boulder opal 9.9x5.7x2.1mm quantity Add to cart SKU: TG2312 Category: Boulder Opal Opal Specifications Additional information Weight 0.87 ct Dimensions 9.9 × 5.7 × 2.1 mm Brightness B2 Moderately Bright Cut Freeform Dome Low Dome Opal Origin Queensland Predominant Colors Green Product Enquiry