2.86 ct black opal 12x9x3.8mm$5,000.00 USD USD AUD Out of stock SKU: M22M008 Category: Black Opal Tags: Saxon Ring Opals, Vibrant Valentina Opal Specifications Additional information Weight 2.86 ct Dimensions 12 × 9 × 3.8 mm Body Tone Black N4 Brightness Bright B3 Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Blue, Green Product Enquiry