2.25 ct black opal gem 12.5x7x3.5mmUS$3,500.00 Out of stock SKU: FA1711 Category: Black Opal Opal Specifications Additional information Weight 2.25 ct Dimensions 12.5 × 7 × 3.5 mm Brightness B4 Very Bright Predominant Colors Blue, Green Cut Oval Dome Medium Dome Body Tone Black N3 Opal Origin Lightning Ridge Product Enquiry