Divus Constantius I Chlorus AE Fraction, 317-318 AD. 

Obv: DIVO CONSTANTIO PIO PRINCIPI, laureate & veiled head right 
Rev: REQVIES OPTIMORVM MERITORVM, emperor seated left, raising right hand, 
 holding sceptre, dot T dot S dot epsilon dot in ex. 

RIC VII Thessalonica 25, rated R5.

Contributed by Dane for Pete Clegg (biffabacon10), December, 2008.