Constantine I, AE3, 326-328, Thessalonica, Officina 4
CONSTAN_TINVS AVG
Laureate head right
PROVIDEN_TIAE AVGG
Campgate with six rows, two turrets, no doors, star above, top and bottom row empty blocks
Pellet in right field
SMTSD in exergue 19mm x 20mm, 3.58g