Constantine II, AE3, 325-326, Cyzicus, Officina 1
CONSTANTINVS IVN NOB C
Laureate, cuirassed, draped bust left
PROVIDEN_TIAE CAESS
Campgate with six rows, two turrets, no doors, star above, top and bottom rows empty blocks
SMKA . in exergue
19mm x 20mm, 2.99g