Constantine I AE Follis. Trier. 317 AD. 

IMP CONSTANTINVS AVG, laureate and cuirassed bust right.
SOLI INVICTO COMITI, Sol, radiate, standing left, chlamys 
over left shoulder, holding globe and raising right hand. 
T-F across fields.
Mintmark dot ATR. 

RIC VII Trier 130, rated R5.

Contributed by George Clegg (biggyg2), August, 2011