Watch List notes:

Helena. Augusta, AD 324-328/30. Æ Follis (20mm, 3.87 g, 12h). Antioch mint, 9th officina. Struck AD 327-329. Diademed and draped bust right / Securitas standing left, holding branch; ΔЄ//SMANT. RIC VII 80 var. (officina in exergue). EF, silvering.