Watch List notes:

Sicily, The Mamertinoi, Pentonkion, c. 220-200 BC; AE (g 10,42; mm 26; h 11); Laureate head of Zeus r., at l., club, dotted border, Rv. MAMEPTINΩN, warrior advancing r., wearing helmet and holding shield and spear; at r., Π. Dotted border. CNS I, n. 41; SNG Copenhagen 462; SNG ANS 441.
Dark green patina, beautiful portrait. About extremely fine.