Watch List notes:

Postumus. Romano-Gallic Emperor, AD 260-269. Antoninianus (19mm, 3.16 g, 7h). Treveri (Trier) mint. 6th emission, AD 268. Radiate, draped, and cuirassed bust right / Pax standing left, holding olive branch and transverse scepter; P to left. RIC V 318; RSC 215c. Brown patina. Good VF.