Watch List notes:

Valerian I, 253-260. Antoninianus (Silver, 21 mm, 2.69 g, 6 h), Cologne, 259-260. VALERIANVS•P•F•AVG Radiate, draped and cuirassed bust of Valerian I to right. Rev. DEO VOLKANO Vulcan standing left within tetrastyle temple, holding hammer in his right hand and tongs in his left; at feet to left, anvil. Cohen 2. MIR 884d. RIC 5. Struck from slightly worn dies, otherwise, about extremely fine.