Helena Æ Nummus. Antioch, AD 327-328.
Obv: FL HELENA AVGVSTA, diademed and mantled bust right, wearing necklace.
Rev: SECVRITAS REIPVBLICE, Empress standing left, lowering branch, raising robe with right hand, SMANTZ in exergue.
RIC 80
Weight: 4.15 g.
Diameter: 18.5 mm.