Lot 150. An unfinished jade cong, Possibly Neolithic period. Width 6.5 cm, 2½ in. Lot sold: 6,300 GBP (Estimate: 3,000 - 5,000 GBP). © 2022 Sotheby's.

of square section, pierced through the centre with a cylindrical aperture.

Provenance: Pin Chen Tang, Hong Kong, October 1987.

Literature: Jessica Rawson, Chinese Jade from the Neolithic to the Qing, London, 1995, pl. 3:7.

Sotheby's. HOTUNG | 何東 The Personal Collection of the late Sir Joseph Hotung | Part II: Day. London, 8 December 2022