PHILIP II co-Emperor, AD 247-249. AR Antoninianus

Obverse: IMP M IVL PHILIPPVS AVG, radiate and draped bust
  right.
Reverse: AETERNIT IMPER, Sol advancing to left holding whip 
and raising right hand.

Reference: RIC 226; Sear 2663.

With permission of Pegasi Numismatics Auction 140, lot 392. August 2011.