Constantine II as Caesar. Follis; Constantine II as Caesar; 317-337 AD, London, 324-5 AD, Reduced Follis, 2.45g. RIC-296 (c3). Obv: CONSTANTINVS IVN NOB C Bust laureate, draped, cuirassed r. Rx: PROVIDEN - TIAE CAESS Camp gate with two turrets, no doors, star above, PLON in exergue.. EF