Constantine I, AE follis. Rome mint, AD 315-316.

IMP CONSTANTINVS PF AVG, laureate, draped, cuirassed bust right.
SOLI IN-VI-CTO COMITI, Sol standing left, chalmys draped over
across left shoulder, holding globe and raising right hand.
C-S across fields.
Mintmark RT.

Contributed by henrivd of the Forum Ancient Coins, May, 2015