Constantine I, AE follis, Trier. AD 327-328. CONSTAN-TINVS AVG, rosette-diademed, draped, cuirassed bust right. PROVIDEN-TIAE AVGG, campgate, two turrets, six layers, star above, no doors. Mintmark dot PTRE. RIC VII Trier 510; Sear -. Rated R5. Contributed by CarpeDiem Numismatics, Feb, 2018