Watch List notes:

Gallienus, 253-268. Antoninianus (Silver, 22 mm, 3.61 g, 12 h), Rome, 256. IMP C P LIC GALLIENVS P F AVG Radiate and cuirassed bust of Gallienus to right. Rev. P M TR P IIII COS III P P Sol advancing to left, raising his right hand in salute and holding whip with his left. MIR 59p. RIC 117. Lustrous and clear. Virtually as struck.