Watch List notes:

Didrachm, Neapolis circa 310-300, AR 7.46 g. Helmeted head of bearded Mars l.; behind, oak-spray. Rev. Horse's head r. on base inscribed ROMANO; behind, corn ear. Sydenham 1. RBW 3. Crawford 13/1. Historia Numorum Italy 266.
Rare. Light iridescent tone, reverse slightly off-centre,
otherwise about extremely fine