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.
Diameter: 16.5cm, Thickness: 0.6cm
Style of: Zhou (770 BC – 403 BC), age determination uncertain
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