Constantine I, AE3, 327, Arelatum, Officina 2CONSTAN_TINVS AVGPearl-diademed head rightVIRTV_S AVGGCampgate with five rows, four turrets, open doors with three empty panels, star above, top and bottom rows empty blocksS | F across fields ARLS in exergue 19mm x 21mm, 2.54g