A Fine Anhua-Decorated White-Glazed Conical Bowl, 18th Century. Photo: Christie's Images Ltd., 2011

Finely incised with two dragons leaping in pursuit of flaming pearls, the interior with a central medallion enclosing a Yongle four-character seal mark written in archaistic script; 5 1/8 in. (13 cm.) diam. Estimate $4,000 - $6,000

Fine Chinese Ceramics and Works of Art Part I & II,  15 - 16 September 2011. New York, Rockefeller Plazza www.christies.com