7.49 ct black opal 21x9x6mm$4,000.00 USD USD AUD Out of stock SKU: FA2350 Category: Black Opal Opal Specifications Additional information Weight 7.49 ct Dimensions 21 × 9 × 6 mm Body Tone Black N2 Brightness B4 Very Bright Cut Freeform Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Blue, Green Product Enquiry