Watch List notes:

Valerian I (253-260). AR Antoninianus, 258 AD, Mediolanum mint. IMP VALERIANVS AVG. Radiate and draped bust right. / SECVRIT PERPET. Securitas standing left, leaning on column, holding spear. RIC V 256; C. 204. AR. 3.87 g. 21.50 mm. Good VF/VF.