Lot 345. A yellow-glazed bowl, Yongzheng underglaze blue six-character mark within a double circle and of the period (1723-1735); 4 5/8 in. (11.6 cm.) diam. Estimate GBP 40,000 - GBP 60,000. Price realised GBP 46,850. © Christie's Images Ltd 2012 

The bowl has gently rounded sides rising to a flaring mouth rim, and is supported on a short foot. The exterior is covered overall in a yellow glaze. 

Christie's. Fine Chinese Ceramics and Works of Art, London, 15 May 2012