Crispus AE follis, London. AD 318. 

CRISPVS NOB CAES, laureate, cuirassed bust right.
SOLI INVICTO COMITI, Sol standing left, chlamys draped over chest and left 
shoulder and hanging low behind, holding globe and raising right hand.

Crescent-star across fields.
Mintmark PLN.

RIC VII London 152.
Rated R5.

Contributed by Richard Demarco of Carpe Diem Numismatics.