Constantius II. 337-361 AD. AE3. Struck AD 350-355. Antioch
  mint. 

D N CONSTAN-TIVS P F AVG, diademed, draped and cuirassed bust right.
FEL TEMP RE-PARATIO, soldier spearing horseman who is falling 
forward on horse's neck; 

Gamma in left field, mintmark ANH.

RIC VIII 135; LRBC 2623. 

With permission of cngcoins, May 2006.