4.72 ct gem black opal 11.5x10x7.5mm$5,000.00 USD USD AUD In Stock 4.72 ct gem black opal 11.5x10x7.5mm quantity — OR — Add to cart SKU: 198M42 Category: Black Opal Opal Specifications Additional information Weight 4.72 ct Dimensions 11.5 × 10 × 7.5 mm Body Tone Black N4 Predominant Colors Blue, Green Brightness B4 Very Bright Cut Oval Dome High Dome Opal Origin Lightning Ridge Product Enquiry