Helena, AE Follis, Cyzicus, 325-326 AD.

FL HELENA AUGUSTA, Diademed draped bust right
SECVRITAS-REIPVBLICE, Securitas standing left, 
holding branch and hem of robe.
Mintmark SMKB Gamma dot.

RIC VII Cyzicus 39; Sear 16624.
Rated R1.