Watch List notes:

Hungary, Kremnitz, medallic ducat, probably by C.H. Roth, second half of 17th Century, St George slaying dragon with lance, rev., in tempestate securitas, Christ with two Apostles in vessel on a stormy sea, 3.43g, with old loop-mount, die cracks on reverse and slightly buckled, about extremely fine
Estimate: 300-400 GBP