Lysimachus, AR tetradrachm, 31mm, 17.02 g. Sardes mint. ca 297-287 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. 
GRE monogram in left field, WK monogram in inner left field.

Mueller 405; Thompson 89; Armenak hoard 820. 

With permission of Numismatik Lanz, Nov. 2005.