Watch List notes:

Qing Dynasty, a pair of copper 10 cash, Tong Zi Zhong Bao and Xian Feng Zhong Bao, both struck by Bao Gong Mint, weight 11.3g and 4.3g respectively, graded by Zhong Qian 75 and 78 (2)..

Estimate: 700 - 1400