Lot 707. A large reddish-brown jade bi disc, Neolithic period, Liangzhu culture, 4th-3rd millenium BC; 8 1⁄4 in. (21 cm.) diam., cloth box. Estimate USD 15,000 - USD 25,000. Price realised USD 113,400. © Christie's 2022

The thick disc has a central aperture drilled from both sides, and is suffused with a network of buff and red alteration. 

Provenance: Galaxie Art (B. K. Wong), Hong Kong, 27 November 1995.

Christie's. Important Chinese Ceramics and Works of Art, New York, 25 march 2022