MACEDON. Kingdom of Macedon. Alexander III (the Great), 336-323 B.C. AR Tetradrachm, Babylon Mint, ca. 323-317 B.C. NGC Ch EF.Pr-3692a; Muller-1272. Early posthumous issue. Obverse: Head of Heracles facing right, wearing lions scalp; Reverse: Zeus seated left in throne, holding eagle and scepter, "M" monogram in left field, "AY" monogram below throne. Nicely centered on the reverse with pleasing luster throughout.