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

IMP DIOCLETIANVS PF AVG, laureate, draped, cuirassed bust right
MONETA SACRA A-VGG ET CAESS NN, Moneta standing left, 
holding scales in right hand and cornucopiae in left, 
(worn) star in right field, mintmark ATR. 

RIC VI Trier 419a var (bust type) 

Rare, not in RIC for this bust type in this series with 
"MONETA SACRA A-VGG.." legend.

With permission of Roma Numismatics, October, 2009