Watch List notes:

Sicily, Dionysios I (406-367), Hemilitron, Syracuse, c. 410-405 BC; AE (g 3,24; mm 14; h 3); Head of nymph Arethusa l., wearing ampyx and sphendone; at r. barley-ear, Rv. ΣY-PA, wheel with four spokes; below, two dolphins. CNS II, n. 21; SNG Copenhagen -; SNG ANS 403.
Beautiful style, good extremely fine.