YONGZHENG SIX-CHARACTER MARK IN UNDERGLAZE BLUE WITHIN A DOUBLE CIRCLE AND OF THE PERIOD (1723-1735)

Compare the slightly larger (28.9 cm. high) Yongzheng-marked blue-glazed yuhuchunping of similar proportions, illustrated in Shimmering Colours: Monochromes of the Yuan to Qing Periods, The Zhuyuetang Collection, Hong Kong, 2005, pp. 120-21, no. 57.