Watch List notes:

Gallienus, 253-268. Antoninianus (Billon, 20 mm, 4.52 g, 6 h), Samosata, 260. IMP C P LIC GALLIENVS P F AVG Radiate, draped and cuirassed bust of Gallienus to right, seen from behind. Rev. IOVI CONSERVATORI Gallienus standing front, head to right, holding spear in his right hand, receiving globe from Jupiter, standing front, head to left, holding long scepter with his left hand; in upper field, wreath. Cohen 378. MIR 1697b. RIC 440. Minor porosity, otherwise, nearly extremely fine.