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Lot 312. A small russet jade cong and a russet jade ring, probably Neolithic period, Liangzhu culture. Estimate 30,000 — 50,000 HKD. Photo: Sotheby's.

the cong carved around with registers of taotie masks; the ring of circular form with a central aperture; both stones of a variegated russet colour - 7.6 and 10.6 cm, 3 and 4 1/8  in.

Sotheby's. Chinese Art, Hong Kong, 01 juin 2017, 02:00 PM