Constans, AE4, Trier. 

Obv: CONSTAN-S PF AVG, rosette-diademed, draped, cuirassed bust right.
Rev: VICTORIAE DD AVGGQ NN, two Victories facing each other, 
each holding wreath and palm.
M in centre field.
Mintmark: TRS

RIC VIII Trier 182, rated common.

From the Jon LaFalc collection, Nov 2010, ex Naumann & Gitbud.