Let’s see if these coins are real.
Tang Dynasty. Kaiyuan Tongbao. In the fourth year of Wude (621), five baht was scrapped and cast into Kaiyuan Tongbao.
The market price of the above-mentioned Kaiyuan Tongbao is 3 yuan
, Northern Song Dynasty. Daguan Tongbao is an era coin minted by Song Huizong Zhao Ji during the Daguan period (1107 to 1110 AD). The inscription on the face is Huizong's imperial letter in thin gold. It has various formats such as small flat folding into two, folding into three, and double folding.
The market price of the above products in Daguan Tongbao is 10 yuan.