Lot 311. A Blue-Glazed Dish, Yongzheng Mark And Period; 16.4cm., 6 1/2 in. Estimate 6,000 - 10,000 GBP. Lot sold 9,375 GBP. Photo Sotheby's.

the rounded sides supported on a tapered foot, covered overall with a rich blue glaze thinning to white at the rim, the base with a six-character mark within a double-circle. 

Sotheby's. Fine Chinese Ceramics & Works of Art. London, 06 november 2013