Continental Greece. Kings of Macedon. Alexander III 'the Great' (336-323 BC). AR Tetradrachm, Babylon mint, c. 324-323 BC. D/ Head of Herakles right, wearing lion's skin. R/ Zeus Aëtophoros seated left, holding sceptre; in left field, forepart of lion; below throne, monogram above M. Price 3647. 17.09 g. 25 mm. Gash on obverse and reverse. VF.