Constantine I The Great (307/10-337) AE Follis (Bronze, 17mm, 3.31g) Arles, 316. Obv: IMP CONSTANTINVS P F AVG, laureate, draped, and cuirassed bust right, seen from the front
Rev: SOLI INVICTO COMITI, Sol standing left, chlamys falling from left shoulder, holding globe and raising right hand; R-S, QARL  in exergue.
Ref: RIC 96.