Coin Item Number: Edz2507 from the MOA: University of British Columbia
Round, 4 sided hole in centre, rim around outer edge and centre hole, obverse 4 characters, no writing on reverse. Tianqi tongbao (top-bottom-right-left) in Chinese characters. Rim width uneven; portion of rim missing top-right; major depression in rim reverse top-right; portions of reverse field worn smooth; rim pits
Normal sized circulating coin