Mcektam collection
Tian Sheng Yuan Bao (天聖元寶), 25mm, Mold Leaked, Red copper, Northern Sung Dynasty. Reverse: Inner Rims in Rosette style. 北宋仁宗趙禎，天聖元年（西元1023年）鑄，背內邊廓多角形。	Asia China 1023