Constantine I, AE3, 325-326, Arelatum, Officina 2CONSTAN_TINVS AVGLaureate head rightVIRTV_S AVGGCampgate with six rows, four turrets, open doors with four panels, three of the panels with pellets and the center panels with door pulls (?) and pellet, star above, top and bottom rows empty blocksSA crescent RL in exergue 20mm x 21mm, 3.37g