4.91 ct gem black opal for collectors 14x12x5mm$32,000.00 USD USD AUD Out of stock SKU: E18MTP Category: Black Opal Opal Specifications Additional information Weight 4.91 ct Dimensions 14 × 12 × 5 mm Body Tone Black N4 Predominant Colors Blue, Red Brightness B5 Vivid Cut Triangle Dome Medium Dome Product Enquiry