Constantius II. AE3. Antioch. AD 337-361. 

DN CONSTANTIVS PF AVG, pearl-diademed, draped and cuirassed bust right.
FEL TEMP RE-PARATIO, soldier standing left, spearing fallen horseman, hair in braids, bearded, who is reaching backwards.

Gamma in left field
Mintmark ANBI.

RIC VIII Antioch 132. 

Sold by Dutch Numismatic Auction 2, Lot 455, Oct. 2018.
Mintmark described as ANB star and RIC 135 in error.