Watch List notes:

Anonymous, Didrachm, Neapolis (?), 310-300 BC; AR (g 7,08; mm 20; h 6); Helmeted head of Mars l.; behind, oak-spray, Rv. Horse's head r., on base inscribed ROMANO; behind, corn-ear. Crawford 13/1; Sydenham 1; HNItaly 266.
Dark patina, good very fine.