An important and fine jade disc "Bi"
Of a crème coloured jade with veins of darker green and browns. Carved on each side in low relief with curling patterns characteristic of the period, namely the Spring and Fall period of the Zhou dynasty. With a small central circular opening.
Style of: Zhou (770BC – 403 BC), age determination uncertain
Diameter: 16.5cm, Thickness: 0.6cm
Wang, Chen-Chiu, Jades Chinois, pg.165. http://www.sothebys.com/en/auctions/ecatalogue/2014/fine-chinese-ceramics-works-of-art-n09116/lot.135.html