2.50 ct boulder opal 12.3×6.5×3.5mm$450.00 USD USD AUD In Stock 2.50 ct boulder opal 12.3x6.5x3.5mm quantity — OR — Add to cart SKU: CM2328 Category: Boulder Opal Opal Specifications Additional information Weight 2.50 ct Dimensions 12.3 × 6.5 × 3.5 mm Brightness B2 Moderately Bright Cut Freeform Dome Low Dome Opal Origin Queensland Predominant Colors Blue Product Enquiry