Watch List notes:

Gallienus. A.D. 253-268. AE antoninianus (21.39 mm, 2.99 g, 1 h). Rome mint, struck A.D. 267-268. GALLIENVS AVG, radiate head right / APOLINI CONS AVGG, Griffin walking left, Δ below. Göbl 718z; RIC 165. Fine, pitting.