Constantine I, AE follis of Rome. 17 mm.

IMP CONSTANTINVS P F AVG, Bust right, draped and cuirassed
SOLI INV-I-CTO COMITI, Sol standing left, holding globe
and raising right hand, bare-headed captive sitting
at foot left, head turned (captive type Helvetica 5, not in 
RIC for this issue).

Mintmark RS.

RIC VII Rome 52 var (captive type).
Contributed by Glenn Simonelli, June 2014.