Dragon Disk Light and Dark Jade (58559)
jade Shang period (1600-1100 BCE) | h10 w10 d 2.5″ | h11.7 w10 d2.5″ (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.