Constantius II, Trier, AE3, 325-326 AD.

FL IVL CONSTANTIVS NOB C, laureate, draped and cuirassed bust left.
PROVIDENTIAE CAESS, Camp gate with six layers, two turrets, 
star above.

Mintmark PTR crescent.

RIC VII Trier 464 var (unlisted officina letter P)

Contributed by Saul Roll. www.romanorum.com, August 2011