Diocletian. AE Follis. 300-301 AD. Trier. 

IMP DIOCLETIANVS P AVG, laureate, cuirassed bust right
FORTVNA REDVCI AVGG NN, Fortuna seated left, holding 
rudder over globe and cornucopiae, star in right field, 
ATR in ex. 

RIC VI Trier 388a, rated scarce.

With permission of Roma Numismatics, August 2009