Watch List notes:

Sicily, Syracuse, Hemilitron, Dionysios I (406-367), c. 405 BC; AE (g 3,93; mm 16; h 3) ; Head of Arethusa l., wearing amphyx, earrings and necklace, Rv. ΣY-PA, wheel with four spokes, below two dolphins. CNS II, n. 19; SNG Copenhagen 696; SNG ANS 404.
Rare. Fine style. Green patina. About fdc.