Watch List notes:

Valerian I. AD 253-260. Antoninianus (19.5mm, 2.71 g, 12h). Rome mint, 4th officina. 4th issue, AD 257. IMP C P LIC VALERIANVS P F AVG, radiate, draped, and cuirassed bust right / CONSERVAT AVGG, Apollo standing left, holding laurel branch and lyre on rock; behind him Diana standing left, drawing arrow and holding bow; Q in exergue. MIR 36, 166b; RIC V 85; Cunetio 530 var. (location of mint-mark). EF, toned, minor porosity.

Bought from Spink, 1994.