Watch List notes:

Gallienus (253-268), Antoninianus, Rome, AD 255-256; AR (g 3,10; mm 19; h 1); [IMP C] P LIC GALLIENVS P F AVG, radiate and cuirassed bust r., Rv. [LIBERA]LITAS AVGG, Valerianus and Gallienus seated l.; between, citizen. RIC 150 corr; C -.
Lightly toned, minor flan crack, extremely fine.