Constantine II, as Caesar, 337 - 340 AD
AE Follis, Treveri Mint, 16mm, 1.87 grams
Obverse: CONSTANTINVS IVN N C, Laureate and cuirassed bust of Constantine right.
Reverse: GLORIA EXERCITVS, Two soldiers standing facing holding grounded shield and spear, their heads turned towards a single standard between them, .TRP.. in exergue.
RIC 591