Alexander III, AR tetradrachm, Odessos mint. 
Posthumous issue, ca 280-200 BC.

Head of Herakles right, wearing lionskin headdress.
ALEXANDROY, Zeus seated left, holding eagle and sceptre.
AS above DO monogram in left field, S beneath throne.

Price 1158; Black Sea Hoard 200 (this coin).

Courtesy of Constantin Marinescu ("The Black Sea Hoard").