As a part of the exclusive "Decanter" collection set with only the brightest gems, this solid opal from Coober Pedy has green – blue flashes. Handcrafted in 18ct Yellow Gold and diamond set by Robert Pearce, fellow of the prestigious Gold & Silversmiths Guild of Australia. 1.10ct Coober Pedy solid Opal. Inc. 18ct YG Trace Chain. 0.08ct E VS natural diamond Pendant measurement 15 x 12mm Photo colour match in natural daylight.