Lot 143. A dark green jade 'bi' disc, China, Neolithic period, c. 3rd millennium BC. D. 17.5 cm. Estimate 2.000/3.000 €. Lot sold 2.000 €. Courtesy Nagel

The disc is smoothly but unevenly carved at the rim and in its thickness. Also, the outer edge is not uniform, but slightly irregular. The mostly gray jade also shows spots of very dark green jade mixed with almost white tones. Traces of age.

Provenance: Property from an important private collection, Michael B. Weisbrod Inc., New York, 10 Oct 1986.

Note: Cf. A Catalog of the National Palace Museum's Special Exhibition of Circular Jade, 1995, no. 9, p. 45. 

Nagel. "Asiatische Kunst - Salzburg", 06.12.2017