Constantine I, AE3, 326-328, Thessalonica, Officina 1CONSTAN_TINVS AVGLaureate head right, parallel tiesPROVIDEN_TIAE AVGGCampgate with six rows, two turrets, no doors, star above, top and bottom row empty blocksPellet in right field SMTSA in exergue 19mm, 2.91g