Lysimachus, AV Stater, 20mm, 8.54 g. Byzantion mint. ca 200 BC.

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

Marinescu 417-419; SNG Berry 415
With permission of Numismatik Lanz, May 2003.