Pergamon, Mysia, AR Diobol, 310-284 BC. 10.5mm, 1.10g.

Obv: Bearded head of Herakles right, wearing lionskin.
Rev: PERGAM, Cult statue of Athena (Palladium) standing 
facing, helmeted and wearing aegis, brandishing spear with
right hand and holding shield in left.

BMC 9; v. Aulock 1350; Sear GC 3942; SNG France 5, 1566. 

With kind permission of www.cgb.fr, Sept. 2010