Watch List notes:

Helena. Augusta, AD 324-328/30. Æ Follis (19mm, 3.13 g, 6h). Treveri (Trier) mint, 1st officina. Struck under Constantine I, AD 324-325. Diademed and mantled bust right, wearing necklace / Securitas standing left, holding branch pointing downward and raising pallium; PTR. RIC VII 458. Green patina, some earthen deposits. Good VF.