7 cm (2 3/4 in) diam.

Provenance:
Collection of Fang Jing Pei (Prof. John K. Fong) (Collection name: Ji Zhen Zhai), Professor of Archaeology at The University of Pennsylvania Museum of Archaeology and Anthropology, Philadelphia
Literature:
Fang Jing Pei, Treasures of the Chinese Scholar, Weatherhill, New York, 1997, p.121, no.113
Exhibited:
Treasures of the Chinese Scholar, The University of Pennsylvania Museum of Archaeology and Anthropology, 14 March 1998 to 3 January 1999
University of Nevada, Las Vegas (UNLV) (label)

Price estimate:
HKD: 30,000-50,000
USD: 3,800-6,400

Auction Result:
HKD: 36,000