Roman Imperial
Helena (324-328/30 AD) Antioch
AE or BI nummus (20.4mm, 2.7g)
Obv: FL HELENA-AVGVSTA, plain-diademed, mantled bust of Helena right, wearing necklace, hair brushed straight back, small curls along forehead to ear, long plait after last forehead curl carried up the back of head and ending at diadem.
Rev: SECVRITAS-REIPVBLICE, Securitas standing facing, veiled head left, lowering branch in right hand, raising stola with left; SMANTI in exergue.
RIC VII 67