China, 1086-1093 AD., Northern Song dynasty, emperor Zhe Zong, 1 Cash, Hartill 16.276.

China, Northern Song dynasty (960-1127 AD.), emperor: Che Tsung (Zhe Zong) (1086 - 1100 AD.), reign title: Yuan Yu (1086-1093 AD.), issued 1086-1093 AD.,
1 Cash (24,5 mm / 3,66 g), cast, square center hole, narrow rims,
Obv.: 元 祐 通 寳 , Yuan You Tong Bao, clockwise written in running script; claw feet bao.
Rev.: plain (square center hole).
Schjöth 567 ; Hartill 16.276 (rarity 15, very common) .