Watch List notes:

ROMAN EMPIRE. Helena, mother of Constantine I. AD 324-328/30. Æ Follis (3.34 gm; 17 mm). Cyzicus, AD 325-326. FL HELENA AVGVSTA, diademed and mantled bust right, with necklace / SECVRITAS REIPVBLICE, Securitas standing left, holding branch and raising robe; SMKE• in exergue. RIC 39; S 3908. Lovely strike. Choice FDC. Nice reddish green patina.