Kingdom of Macedon, Alexander III 'the Great' AR Tetradrachm. Kallatis, struck circa 250-225. Head of Herakles right, wearing lion skin headdress / Zeus Aëtophoros seated left; ΒΑΣΙΛΕΩΣ to left, ΑΛΕΞΑΝΔΡΟΥ to right, monogram in left field, [grain ear in exergue]. Price 928; Müller 497; HGC 7, 521. 16.77g, 27mm, 1h. Near Extremely Fine. Lightly toned and in attractive style. Minor flan flaw on Herakles' cheek. Rare.