Decentius, AE 21-22 mm, Trier.

DN DECENTIVS NOB CAES, bare-headed, cuirassed bust right.
VICTORIAE DD NN AVG ET CAE, two Victories standing facing 
each other, holding between them a shield inscribed VOT-V-MVLT-X on a column.

Mintmark TRS.

RIC VIII Trier 308
Rated common. 

Sold by Gorny & Mosch, described as RIC 316 in error. (RIC 316 does not have a column).