Constantine II, AE follis, Rome. AD 318-319.

CONSTANTINVS IVN NOB C, laureate, draped, cuirassed bust right.
VIRTVS AVGG, campgate with seven layers, three turrets, 
closed doors.
P-R across fields.
Mintmark RP. 

RIC VII Rome 183 var (officina)

Contributed by Tjaart de Beer, Jan. 2015.