Watch List notes:

Greek Coins. Boeotia, Koroneia.
Obol circa 400-350, AR 0.71 g. Boeotian shield. Rev. [K] – O Gorgoneion within incuse area. SNG Copenhagen 185 (this reverse die). BCD Boiotia 171.1 (this reverse die).
Rare. Old cabinet tone and about very fine