54b0edca42215adf46a957c0fded55d4

 

Coin, Silver 7 tiên. 
Vietnam, Minh Mang (1820-41), 15th year, 1834
Minh Mang thông bao around small sun, Rev large dragon. 
P. 26.46g
Baldwin's, Hong Kong Coin Auction, 22 Août 2013
Lot 804
Estimate: US$250-300