Sicily, Onkia, Piakos, c. 425-420 BC; AE (g 0,93; mm 9; h 1); ΠIAK, horned head of river god l., Rv. Hound r.; above, acorn with leaves. CNS III, n. 3; SNG Copenhagen -; SNG ANS -.
Very rare, few specimen known, brown patina,high conservation for typology, about fdc.