Kings of Macedon, Alexander III 'the Great' (336-323 BC) AR Tetradrachm (Silver, 17.04g, 26mm) Babylon, Lifetime issue.
Obv: Head of Herakles right, wearing lion skin.
Rev: AΛEΞANΔPOY / ΒΑΣΙΛΕΩΣ, Zeus seated left on throne, holding eagle and sceptre. Controls: In left field, facing radiate head of Helios above unknown letter; KY below throne.
Ref: Price 3698 var. (letter)