Copper coin

Description

Qing Dynasty, Yongzhen Tongbao. Excavation site Shymkent.
Shape – round. It has a square hole in the center. On the obverse, the name of the mint of Emperor Aisin Gioro Yinzhen.
Dating: 1723-1735.
Material: copper.
Technique: striking.
Size: diameter 25 mm.