KINGS of MACEDON. Philip III Arrhidaios. 323-317 BC. AR Tetradrachm (25mm, 17.13 g, 9h). Susa mint. Struck under Koinos, circa 322-320 BC. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; P in left field; below throne, Ξ above strut. Price P218. VF, toned, traces of find patina, scrape on obverse. Very rare, two in CoinArchives, two in Pella database (a third piece there is misidentified).