Helena, AE3 3.59 g; 18 mm, Nicomedia. 

FL HELENA AVGVSTA, draped bust right wearing broad band of 
pearls in hair. 
SECVRITAS REIPVBLICE, Securitas standing half left, branch 
pointed down in right, raising hem of robe with left.

Mintmark SMN. 
RIC VII Antioch 95 var (no officina letter in mintmark)

Sold on ebay in August 2008.