Antioch, 327-329 CE
BI Nummus 3.62g, 20mm, 12h.
FL HELENA AVGVSTA, diademed and mantled bust to right, wearing necklace
SECVRITAS REIPVBLICE, Securitas standing facing, head to left, lowering branch and raising robe with right hand; •SMANTB in exergue
RIC VII 82
Ex Roma