Watch List notes:

POLAND, Monarchy. Mieszko III Stary (the Old). As Duke of Greater Poland, 1181/2-1202. AR Bracteate Denar (14mm, 0.10 g). Gniezno mint. Struck 1195-1202. Armored facing bust, wearing conical helmet; star to left; in border, Miszka ("Mieszko" in Hebrew) / Incuse of obverse. Gorińska type 51; Gumowski, Hebräische 180; Kopicki 108; Frynas P.9.32. Toned, ragged edge. Good VF.

From the Dr. Jay M. Galst Collection. Ex Giessener Münzhandlung 63 (21 April 1993), lot 2272.