Watch List notes:

Lucania, Poseidonia AR Drachm. Circa 530-500 BC. Poseidon advancing right, wielding trident, with chlamys draped over both arms, [ΠO]Σ to left / Incuse of obverse. SNG ANS 620-4; HM Italy 1108. p13. 3.35g, 19mm, 6h.

Good Fine; porous.

From the Frank James Collection;
Ex Classical Numismatic Group Electronic Auction 289, 24 October 2012, lot 45.