A 'Yaozhou' Russet-Splashed Black-Glazed Bowl, Northern Song dynasty

finely potted, with rounded sides rising up to a slightly everted rim, all supported on a tall foot, the interior covered in a lustrous black glaze with streaks of russet splashes, the exterior predominantly coated with the russet skin revealing hints of the black glaze below, the lower body and foot unglazed revealing the light gray ware burnt slightly buff color in the firing, Japanese wood box (2). diameter 4 7/8 in., 12.4 cm. Estimate 15,000—20,000 USD

Sotheby's. Chinese Works of Art. 17 Mar 09.New York www.sothebys.com Photo courtesy Sotheby's