Macedonian Kingdom. Alexander III "the Great". Silver Tetradrachm (17.2 g), 336-323 BC. Uncertain mint 6A, in Babylonia, under Seleukos I, ca. 311-300 BC. Head of Herakles right, wearing lion's skin headdress. Reverse: , Zeus seated left, holding eagle and scepter; in left field, anchor and monogram; below throne, monogram. Price 3436; SC 67.3a; HGC 9, 10d. Very Fine. Estimated Value $350 - 400