Lot 830. A blue-glazed square vase, cong, Seal mark and period of Qianlong (1736-1795). Estimate 80,000 — 120,000 HKD. Lot sold 100,000 HKD. Photo Sotheby's.  

of archaistic cong form, raised on a circular foot with a pair of elephant-head handles suspending fixed rings on the straight sides, covered overall save for the foot rim with a thick blue glaze mottled with dark blue flecks and thinning to white along the edges, the base inscribed in underglaze blue with a six-character seal mark, wood stand; 29.3 cm, 11 1/2  in. 

Sotheby's. Chinese Art, Hong Kong, 02 Jun 2016