Helena. Augusta, AD 324-328/30. Æ Follis (19mm, 3.71 g, 12h). Heraclea mint, 2nd officina. Struck under Constantine I, AD 325-326. Diademed and mantled bust right, wearing necklace / Securitas standing left, holding olive branch downward; SMHB. RIC VII 79; LRBC 873. Earthen black-green patina, cleaning scratches. VF.