About this object

History of use

Normal sized circulating coin

Physical description

Coin, round, with a four-sided hole at the centre, a rim around the outer edge and the centre hole. The obverse has four characters, and the reverse is blank. Jiajing tongbao (top-bottom-right-left) in Chinese characters. Holes through field bottom-right; rim pits; reverse smooth around inner rim; varnish mostly missing on reverse.