Constantine I, AE follis. Trier. AD 317-318.

IMP CONSTANTINVS AVG, laureate, draped and cuirassed bust right, seen from the back.
SOLI INV-IC-TO COMITI, Sol, standing left, holding globe and 
raising right hand.

F-T across fields.
Mintmark BTR.

RIC VII Trier 157; Sear 16064.
Rated R5.

Contributed by Richard Demarco of Carpe Diem Numismatics