6.28 ct double sided black opal 17.5×8.9×5.7mmUS$4,800.00 USD USD AUD In Stock 6.28 ct double sided black opal 17.5x8.9x5.7mm quantity Add to cart SKU: EP2105 Category: Black Opal Opal Specifications Additional information Weight 6.28 ct Dimensions 17.5 × 8.9 × 5.7 mm Body Tone Black N4 Brightness B3 Bright Cut Oval Dome Medium Dome Opal Origin Lightning Ridge Predominant Colors Blue, Green Product Enquiry