Lot 1314. An unusual small Yaozhou russet-glazed jar, Northern Song dynasty, 11th-12th century. Estimate USD 12,000 - USD 18,000. Photo: Christie's Image Ltd 2016. 

The well-potted, high-shouldered body is covered with a russet glaze that falls in an irregular line above the foot to reveal the fine pale grey ware and shades to black on the neck, mouth rim and interior of the cup-shaped mouth. 5 in. (12.2 cm.) high

Christie's. Fine Chinese Ceramics and Works of Art, 16 September 2016, New York, Rockefeller Plaza