Disc, bi with spiral ornaments

Chinese Collection

Accession Nr.: 656
Type: religious or cult object; jade; stone carving
Date of production:
4th–3rd centuries BC
Easter Zhou dynasty
Place of production:
Materials: jade
Techniques: engraved; faceted
Dimensions: diameter: 11.1 cm
Chinese tradition calls discs with large diameter but small central hole bi discs. There is considerable dispute over their function. Texts of the Chinese classics describe them as the most excellent sacrifice to Heaven.