A pair of art deco black opal and diamond pendent earrings, circa 1925

Each claw mounted drop-shaped black opal, suspended from an articulated surmount composed of collet mounted old brilliant-cut diamonds spaced by two millegrain-set single-cut diamond sections, length 4.4cm., cased by Hardy Bros. Ltd., Australia - Sold for £6,960

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Bonhams. Fine Jewellery, 25 Sep 2008. New Bond Street. www.bonhams.com