1.66 ct boulder opal 9.9×6.6×2.4mm$800.00 USD USD AUD In Stock 1.66 ct boulder opal 9.9x6.6x2.4mm quantity — OR — Add to cart SKU: SB2314 Category: Boulder Opal Opal Specifications Additional information Weight 1.66 ct Dimensions 9.9 × 6.6 × 2.4 mm Brightness B3 Bright Cut Freeform Dome Low Dome Opal Origin Queensland Predominant Colors Blue, Red Product Enquiry