Greek Coins Poseidonia Drachm circa 530-500, AR 3.63 g. ΠOM Poseidon, chlamys over shoulder, advancing r., brandishing trident. Rev. The same type partially incuse. SNG Lockett 440. SNG ANS 620 (these dies). Historia Numorum Italy 1108. In exceptional condition for this difficult issue. Unusually well struck on very good metal, light iridescent tone and about extremely fine Ex Spink Zürich 13, 1984, 573 and New York XXXII, 2014, 79 sales.