Watch List notes:

Postumus, Romano-Gallic Emperor, 260-269. Antoninianus (Billon, 22 mm, 4.15 g, 6 h), Cologne, 266. IMP C POSTVMVS P F AVG Radiate, draped and cuirassed bust of Postumus to right. Rev. FIDES EXERCITVS Three signa and one aquila. AGK (corr.) 20. Cunetio 2432. Elmer 417. RIC 303. Struck from a slightly worn obverse die and with a minor flan fault, otherwise, extremely fine.