Lysimachus, AV Stater, 20mm, 8.46 g. Dium? mint. ca 250 BC. 

Diademed head of deified Alexander right, with horn of Ammon.
BASILEWS LUSIMACOU, Athena seated right, holding Nike in her extended right hand and left resting on shield, spear leaning against the chair back. 
DI monogram in left field. 

Mueller 343

With permission of Numismatik Lanz, May 2004.