Constantius II as Caesar AE3 Follis. 333-335 AD. 

Obv: FL IVL CONSTANTIVS NOB C, laureate draped bust right 
Rev: GLORIA EXERCITVS, two soldiers standing either side of two standards, 
 holding spears & sheilds, R(wreath)S in ex.

VF.  Rarity R4, according to RIC. 

From the Dave Surber collection, January, 2004.