Altered Coin

About this object

History of use

Possible forgery, made for circulation. Light weight, but officially made

Physical description

Round, 4-sided hole in centre, rims around outer edge and centre hole, obverse 4 characters, no writing on reverse. Kaiyuan tongbao (top-bottom-right-left) in orthodox Chinese characters on obverse; irregular lines, possibly a slip in casting on reverse. Irregular centre hole.