Lot 2172A Guan-type hexagonal vase, Yongzheng six-character seal mark in underglaze blue and of the period (1723-1735)11¼ in. (28.5 cm.) highEstimate USD 12,000 - USD 18,000. Price Realized USD 47,500. © Christie's Images Ltd 2014. 

The attenuated pear-shaped body is molded with six subtly fluted facets that rise from the flared foot cut with slits at two corners. The neck is flanked by a pair of ear-shaped handles, and the vase is covered allover with an opaque glaze of soft bluish-grey color suffused with a faint pattern of clear and light brown crackle.

Provenance: Virginia Dellinger, Washington, D.C., 1960s.

Note: A slightly smaller vase of similar shape, but with a celadon glaze and an unusual Qianlong mark, in the Wang-Xing Lou Collection, is illustrated in Imperial Perfection: The Palace Porcelain of Three Chinese Emperors, Hong Kong, 2003, pp. 186-87, no. 69.

Another vase of similar shape, also with a similar Yongzheng mark, was sold at Christie's New York, 23 March 2012, lot 2102.

Compare, also, the Yongzheng-marked Ru-type vase of very similar shape and of approximately the same size, from the J.M. Hu Family Collection, offered at Sotheby's, New York, 4 June 1985, lot 56.

Christie's. Fine Chinese Ceramics and Works of Art, New York, 20 - 21 March 2014