A rare anhua-decorated white-glazed stem cup, Ming dynasty, 16th century. Photo Christie's Image Ltd 2014

The bowl is of deep rounded form flaring to a slightly everted rim, supported by a hollow cylindrical tapering stem foot. The interior is decorated with two writhing dragons chasing a flaming pearl, all covered with a white glaze. 5 ¾ in. (14.7 cm.) wide. Estimate £20,000 - £30,000 ($33,580 - $50,370)

Christie's.THE C. PHILIP CARDEIRO COLLECTION OF CHINESE ART, 13 May 2014, London, King Street -  http://www.christies.com/