Watch List notes:

ROMAN EMPIRE. Postumus, usurper in Gaul (AD 259-268). AR Antoninianus (2.78 gm; 24 mm). Mint I (Trier), 4th emission, 262 AD. IMP C M CASS LAT POSTVMVS P F AVG, radiate, draped, and cuirassed bust right / P M TR P CO-S III P P, Postumus, in military attire, standing left, holding globe in extended right hand, spear in left. RIC V 113; Mairat -. Well struck on a nice full flan. Choice EF. Toned.