China
Kwangsi. Empire copper Specimen Pattern 10 Cents Year 10 (1921) SP63 Brown PCGS, KM-Pn3, L&M-168A, WS-980. Well struck, with reddish-brown patina and only a few minor marks. A scarce off-metal pattern of the silver 10 Cents KM-Y414.
Estimate: 800-1200 USD