Lot 3554. A black lacquer square dish, Song-Yuan dynasty (960-1368); 7 in. (17.5 cm.) square. Estimate HKD 240,000 - HKD 260,000. Price Realized HKD 275,000. © Christie's Images Ltd 2013 

The dish is formed with four everted sides with rounded corners rising from a flat square base, and covered in a lustrous brownish-black lacquer, Japanese wood box. 

Note: Compare to a very similar black lacquer square dish in the National Palace Museum, Taipei, included in the exhibition China at the Inception of the Second Millennium: Art and Culture of the Sung Dynasty, 960-1279, Taipei, 2000, p. 165, no. III-19, which is made with the dry lacquer technique and has been dated to Song/Yuan period.

Christie's. Important Chinese Ceramics and Works of Art (Including The Su Zhu An Collection of Inkstones), Hong Kong, 27 November 2013