Lot 8. Four hardstone bi discs, Neolithic period, 4th millennium BC; Largest, 33⁄4 in. (9.5 cm.) diam., cloth box. Estimate USD 2,000 - USD 3,000. Price Realised USD 2,000. © Christie's Images Ltd 2020

Each disc has a central circular aperture. The first is of pale buff green color, the second is of beige and grey color, the third is of pale grey color with light beige patches, and the last is of dark grey color with beige markings. Three of the bi are from Southeast China, the fourth is from Northwest Chinae.

Please note this lot is the property of a private individual.

Provenance: The Irving Collection, New York, by 1987.

Christie's. Art of China. Including Property from the Irving Collection. 18 Nov - 9 Dec 2020