Lot 3153. A Yaozhou persimmon-glazed tea bowl, Northern Song dynasty (960-1127); 5 1/4 in. (13.3 cm.) diam. Estimate HKD 180,000 - HKD 260,000 (USD 23,309 - USD 33,668). Price realised HKD 250,000. © Christie's Image Ltd 2016. 

The bowl is covered overall with a satiny glaze of reddish-brown tone, with the exception of the base and foot ring exposing the pale buff body, box

Christie's. Chinese Ceramics From The Yangdetang Collection, 30 November 2016, Hong Kong, HKCEC Grand Hall