Watch List notes:

Apulia, Tarentum, Diobol, c. 380-325 BC; AR (g 0,92; mm 11; h 6); Head of Athena r., wearing attic helmet decorated with a Skylla, Rv. Herakles, knelling, strangling nemean lion with two hands; at l. club, above owl. Vlasto 1322; HNItaly 912; SNG Copenhagen 977; SNG ANS 1411.
Rare variant. Cabinet tone, good very fine