Constantine I, AE3, 326-328, Thessalonica, Officina 2CONSTAN_TINVS AVGLaureate head rightPROVIDEN_TIAE AVGGCampgate with six rows, two turrets, no doors, star above, top and bottom row empty blocksPellet in right field SMTSB in exergue 18mm x 19mm, 3.20g