2.87 ct boulder opal 11.8×8.4×3.5mm$400.00 USD USD AUD In Stock 2.87 ct boulder opal 11.8x8.4x3.5mm quantity — OR — Add to cart SKU: SB2356 Category: Boulder Opal Opal Specifications Additional information Weight 2.87 ct Dimensions 11.8 × 8.4 × 3.5 mm Brightness B2 Moderately Bright Cut Freeform Dome Low Dome Opal Origin Queensland Predominant Colors Blue, Green Product Enquiry