Watch List notes:

Sicily, Syracuse, Hemilitron, Dionysius I (406-367), c. 405 BC; AE (g 4,49; mm 15; h 9); Head of Arethusa l., wearing earring and sphendoneT r. dolphin, Rv. ΣYPA, wheel with four spokes; two dolphin below. CNS II, n. 20; SNG Copenhagen -; SNG ANS 411.
Dark patina with light green tone. about extremely fine