Constantine II, AE3, 325-326, Cyzicus, Officina 6
CONSTANTINVS IVN NOB C
Laureate, draped, cuirassed bust left
PROVIDEN_TIAE CAESS
Campgate with eight rows, two turrets, no doors, star above, top and bottom rows empty blocks
SMKS . in exergue
17mm x 20mm, 3.26g