Watch List notes:

Helena, Augusta, 324-328/30. Follis (Bronze, 20 mm, 3.12 g, 12 h), struck under Constantine I, Siscia, Γ = 3rd officina, 328-329. FL HELENA AVGVSTA Diademed and draped bust of Helena to right. Rev. SECVRITAS REIPVBLICE / ΓSIS (double crescent) Securitas standing facing, head left, holding olive branch in her right hand, fold of drapery on left. RIC 218. Dark brown patina. Cleaning marks, hair lightly tooled, otherwise, about extremely fine.