Lot 3746. A white jade incense burner and cover, Qing dynasty, Qianlong period (1736-1795); height 15.3 cm., 6 in. Estimate 400,000 — 600,000 HKD. Lot sold 687,500 HKD. © Sotheby's

of rectangular section, the slightly tapered body supported on four cabriole mythical beast mask legs, flanked on the sides with a pair of taotie mask handles suspending a loose ring, the other sides centred with a larger taotie mask, the rectangular domed cover reticulated on each side with bats soaring with outstretched wings amidst ruyi-shaped clouds, surmounted by an openwork coiled dragon finial, the stone of an even white colour with faint icy inclusions.