Helena, AE4, September 9, 337-Spring 340, Constantinople, Second Group, Officina 5FL IVL HE_LENAE AVGDiademed bust right, wearing imperial mantle and pearl necklacePAX PV_B_LICAPax standing left, branch in right hand pointing downward, transverse scepter in leftCONSE in exergue 16mm x 17mm, 1.60g