Constantine I, AE Follis, 21 mm. Trier. AD 315-316.

CONSTANTINVS PF AVG, laureate, cuirassed bust right.
MARTI CON-SERVATORI, Mars, standing right, helmeted, 
in military dress, cloak spread over upper chest, holding
upright spear, point downwards, left hand on shield.

B-S across fields.
Mintmark PTR.

RIC VII Trier 82.
Scarce.

Contributed by Roma Numismatics, June 2015.