Constantius  II (337-361 A.D.) -  AE3 - 18.23mm, 2.29gr
Obverse - FL IVL CONSTANTIVS NOB C
Constantius II, his laureate, draped and cuirassed bust  left.
Reverse - PROVIDEN-TIAE CAES dot,
Campgate with six rows, two turrets,  no doors,
star above.
SMNB in Exergue
Minted at the 2nd officina in Nicomedia (Izmit, Turkey) in 328 or 329 A.D. during his reign as Caesar under Constantine I
Reference:
Bruun, P.M., "Roman Imperial Coinage", Volume 7 (RIC), Nicomedia, p626, nr 158, obv legend 8, bust B4 left.
Failmezger, V., "Roman Bronze Coins From Paganism To Christianity 294-364 A.D.", nr 354lCS
Carson, R.A.G., Hill, P.V., & Kent, J.P.C., "Late Roman Bronze Coinage",  Part I, p26, .nr 1081
Van Meter, David, "Handbook of Roman Imperial Coins", p299, nr 70
Quality: Very Fine