Watch List notes:

Valerian II, Caesar, 256-258. Antoninianus (Silver, 21mm, 3.84 g 12), Cologne, 257-258. VALERIANVS CAES Radiate and draped bust of Valerian to right. Rev. IOVI CRESCENTI Young Jupiter seated facing, head left, raising hand, riding goat right. MIR 907e. RIC 3. Very fine.