Large Guan-type  brushwasher. Qianlong Mark and of the Period 清乾隆 仿官釉洗 © I. M. Chait Gallery

Extremely rare, Chinese Song-style, 18th Century Guan-type crackle glazed porcelain brushwasher: of finely potted, low cylindrical form with a concave interior rising up to a thin rim; Qianlong Mark and of the Period; D: 7 3/8" - Estimate $15,000-20,000 

I. M. Chait Gallery. IMPORTANT CHINESE CERAMICS & ASIAN WORKS OF ART. New York City. Mar 21 2012