Bi Disk Red and Green Jade (48190)
red and green jade, Liangzhu Culture (3400 – 2200 BCE) | h17.75 w17.75 d0.75″ | h20 w17.75 d4″ (with stand)
The bi is a circular ancient Chinese jade artifact. The earliest bi were produced in the Neolithic period by the Liangzhu culture (3400-2250 BC). Later examples date from the Shang, Zhou, and Han dynasties. They were also made in glass.