Outstanding & unique 117ct Lightning ridge Black Opal, set in a ladies 18ct gold belt buckle with a diamond and emerald surround, and a bespoke Hermes crocodile belt Approx Specifications: GSL Certificate, Solid natural Opal (type 1), Variety Black N2, 58.41 x 39.42 x 10.95 mm, Shape: Freeform drop carved, Origin Lightning Ridge, Weight 117.09ct, Colour: Multi coloured- Full spectrum, pattern: large irregular blocky and flowing. Inc 72x Emerald cabochons, and 62x round brilliant cut diamonds.