CONSTANTINE I as CAESAR. Large AE Follis of Treveri. Struck A.D.307.
Obverse: FL VAL CONSTANTINVS NOB C. Laureate and cuirassed bust of Constantine I facing right.
Reverse: PRINCIPI IVVENTVTIS. Constantine I, clad in military dress, standing facing left holding a standard in each hand.. Across field, S - A; in exergue, PTR.
RIC VI : 734.