Helena - AE nummus - Cyzicus

Helena, Fist wife of Constantius Chlorus and mother of Constantine, 324-328/30.
AE nummus, Cyzicus, 324-325.
FL HELENA AVGVSTA Diademed and draped bust right.
SECVRITAS REIPVBLICE / SMKΓ Securitas standing left, lowering branch and raisin robe with right hand.
3,67 g. RIC 647,28. Very beautiful unusual style. Nice black patina. Extremely fine