Watch List notes:

Postumus. Romano-Gallic Emperor, AD 260-269. AR Antoninianus (22mm, 3.20 g, 1h). Treveri (Trier) mint. 2nd emission, 2nd phase, AD 262. Radiate, draped, and cuirassed bust right / Virtus standing right, holding spear and shield. RIC V 93; Mairat 56; AGK 102; RSC 419a. Toned, thin flan crack. Good VF.