A Bi disc in grey-beige jade

Description:

China, probably early Bronze Age, Qijia culture, ca. 2200-1600 BC.
D. 14,7 cm
Of circular shape with a central opening drilled from one side and a tapered rim.
Southern German private collection, acquired according to records on 11.8.2001, at Studio ArGa, Gabriella Tallon, San Marco
Compare with a similar seadon-coloured jade disc with a diameter of 16 cm, dating from the late Neolithic period and found in the British Museum under accession no. 1909,0506.7. - Slightly chipped