A diamond, coral, onyx, jadeite and enamel brooch. Photo Christie's Image Ltd 2004

Designed as a black enamel bar pin with old European-cut diamond detail, enhanced by coral drop terminals, suspending a series of similarly-designed links to the rectangular jadeite plaque, depicting a red enamel and single-cut diamond Oriental scene, to the lower onyx, coral and old European-cut diamond pendants, mounted in gold. Price Realized $8,365

Christie's. MAGNIFICENT JEWELS, 12 October 2004, New York, Rockefeller Plaza. http://www.christies.com/