A pair of pink glazed porcelain cups. Yongzheng marks. Photo Bonhams

Each thinly molded with a wide mouth and tall sides tapering inward above a sunken base, the rosy red glaze applied to the exterior walls while a colorless glaze covers the interior well and the recessed base bearing the six-character mark in regular script enclosed within a double ring. 2 1/2in (6.5cm) diameter. Sold for US$2,500

Bonhams. Asian Works of Art, 21 Dec 2011, California, San Francisco www.bonhams.com