Constantine II AE Follis. 317 AD. London. 

Obv: FL CL CONSTANTINVS IVN NOB C, laureate, draped and 
cuirassed bust right, seen from back
Rev: SOLI INVIC-TO COMITI, Sol standing left, chlamys across 
left shoulder, holding globe, right hand raised.

S-P across fields.
Mintmark PLN. 

RIC VII London 117 var (obv legend).

Contributed by Richard of carpediem numismatics, Nov. 2017.