Watch List notes:

MYSIA, Lampsakos. Circa 500-450 BC. AR Diobol(?) (11mm, 0.83 g, 10h). Janiform female head / Helmeted head of Athena left; to right, serpent coiled right; all within incuse square. Baldwin, Lampsakos –; SNG BN –. Toned, some granularity. VF.