Seleukid Kings. Philip I Philadelphos. 93-83 BC. Struck 76-75 BC.
AR Tetradrachm, 27mm, 15.44 g. Antioch mint. 

Diademed head right.
FILIPPOY EPIFANOYS FILADELFOY in four vertical lines to right and left of Zeus seated left, right leg drawn back, holding Nike and sceptre. 
N in left field, DI monogram beneath throne.

Houghton Coll. 394; SC 2460; Newell SMA 441; SNG Spaer 2803

With permission of cngcoins.com, auction 144, Lot 139, July 2006.