Coin

About this object

History of use

Normal sized circulating coin

Physical description

Round, 4-sided hole in centre, rims around outer edge and centre hole, obverse 4 characters, character on reverse. Kaiyuan tongbao (top-bottom-right-left) in orthodox Chinese characters on obverse; hong (left), mintmark, Chinese character, dot (top-left) on reverse. Inner hole off-centre.