3.36 ct gem black opal for collectors 11x9x4mmUS$8,000.00 Out of stock SKU: ES2011SJ Category: Black Opal Product Description 3.36ct gem black opal from Black Opal Direct on Vimeo. Opal Specifications Additional information Weight 3.36 ct Dimensions 11 × 9 × 4 mm Body Tone Black N2 Predominant Colors Blue, Red Brightness B4 Very Bright Cut Oval Dome Low Dome Product Enquiry