2.23 ct boulder opal 11.1×8.6×2.9mm$800.00 USD USD AUD In Stock 2.23 ct boulder opal 11.1x8.6x2.9mm quantity — OR — Add to cart SKU: HK2307 Category: Boulder Opal Tag: Duke Ring Opal Specifications Additional information Weight 2.23 ct Dimensions 11.1 × 8.6 × 2.9 mm Brightness B3 Bright Cut Freeform Dome Low Dome Opal Origin Queensland Predominant Colors Blue, Green Product Enquiry