Diocletian AE Follis. 302-303 AD. 

IMP DIOCLETIANVS PF AVG, laureate, cuirassed bust right
MONETA S AVGG ET CAESS NN, Moneta standing left, holding scales and cornucopiae, S-F across fields, I TR in ex. 

RIC VI Trier 544a. Common.

With permission of Roma Numismatics, June 2009