An art deco diamond brooch

An art deco diamond brooch

The square-shaped diamond weighing 3.56 carats to the fan-shaped surround composed of tapering baguette-cut diamond rays, late 1930s, 4.6 cm wide. Estimate £24,000 - £28,000 ($37,992 - $44,324)

Christie's. Jewellery. 10 June 2009. London, King Street www.christies.com