Lysimachus, AR tetradrachm. 17.02 g. 323-281 BC. Kyzikos mint. 

Diademed head of deified Alexander right, wearing horn of Ammon.
BASILEWS LYSIMACOU, Athena Nikephoros seated left, holding Nike 
in extended right hand, left arm resting on shield. TA monogram 
in left field, tunny fish left in exergue. 

Black Sea Hoard 397 (this coin).