Apollonia Pontica, Thrace, AR diobol, 450-400 BC, 1.23 gr.

Head of Apollo-like Medusa facing.
KWMY to left of anchor, A in left field, crayfish in right field.
SNG BM 173; Imhoof RSN XIV, p. 141, 2L.

Sold by Gorny & Mosch, auction 152, lot 1248, for 110 euros.