0.94 ct gem crystal opal 7.5x6x3mm$600.00 USD USD AUD Out of stock SKU: VR1911 Category: Crystal Opal Product Description 0N0A9175 from Black Opal Direct on Vimeo. Opal Specifications Additional information Weight 0.94 ct Dimensions 7.5 × 6 × 3 mm Body Tone Dark N6 Predominant Colors Green, Orange Brightness B4 Very Bright Cut Oval Dome High Dome Product Enquiry