Constantius II, AE follis, Arles.

FL CONSTANTIVS NOB CAES, laureate, draped and cuirassed bust right, seen from the back.
CAESARVM NOSTRORVM around VOT X within wreath. 
Mintmark Q star AR.

RIC VII Arles 245 var (emperor).
Unpublished for Constantius II.

Contributed by Carpe Diem Numismatics, March 2017.