Helena, Follis / AE 3 (19-20 mm), 3,47 g., Antiochia (Antioch), 2nd officina, 328-329 AD.
Obv.: FL HELENA - AVGVSTA , diademed bust right wearing mantle and necklace.
Rev.: SECVRITAS - REI PVBLICE / . S M ANT S , Securitas standing left, lowering branch with left hand, raising robe with right hand.
RIC VII, page 691, # 82 .