You cannot add "13.68 ct boulder opal 21x18x3.5m" to the cart because the product is out of stock. 4.63 ct boulder opal 15x9x4mm$480.00 USD USD AUD Out of stock SKU: MC1653 Category: Boulder Opal Opal Specifications Additional information Weight 4.63 ct Dimensions 15 × 9 × 4 mm Product Enquiry