Watch List notes:

Helena. Augusta, AD 324-328/30. Æ Follis (19mm, 3.78 g, 11h). Alexandria mint, 2nd officina. Struck AD 325-326. Diademed and draped bust right, wearing pearl necklaces / Securitas standing left, holding olive branch and raising hem of robe; SMALB. RIC VII 38; LRBC 1406. Near EF, much silvering, dark gray tone, some gold tone on reverse, slightly porous surfaces.