Watch List notes:

KOREA: Yi Hyong, 1864-1897, AE 100 mun (24.82g), ND [1866], KM-143s, Tae Dong Treasury Department, ho aobve, tae below, denomination either side, mojeon 'seed' or mother coin, EF, RR, ex Wéiduolìya Collection, ex J. Blinn Stone Collection, ex Bob Willey Collection. Much rarer than the mojeon of the 1 mun coins, this is the first example of the 100 mun "mother coin" that we have handled.

Estimate: 400-600 USD