Roman Imperial
Helena, Augusta (324-328/30 AD) Kyzikos
AE Follis (20.2mm, 3g)
Obv: FL HELENA AVGVSTA, diademed and mantled bust right, wearing necklace.
Rev: SECVRITAS REIPVBLICE, Securitas standing left, holding branch and raising robe; SMKA· in exergue.
RIC 39; LRBC 1176.