Nikomedes II Epiphanes, King of Bithynia. AR tetradrachm.

Diademed head of Nikomedes right.
BASILEWS EPIFANOYS NIKOMHDOY, Zeus standing left, holding wreath and sceptre. eagle standing left on thunderbolt over DHRKE monogram over 
date CPR in left field. 

RecGen 40.65; SNG von Aulock 6892. 

With permission of Heritage World Coin Auctions - CICF Signature Sale 3024, Lot 24659, April 2013.