Watch List notes:

Postumus, Romano-Gallic Emperor, 260-269. Antoninianus (Billon, 21 mm, 2.76 g, 1 h), a contemporary imitation from an irregular mint, after 266. IMP C POSTVMVS P F AVG Radiate, draped and cuirassed bust of Postumus to right. Rev. PIETAS AVG Pietas standing front, head to left, holding two children in her arms; two more standing left and right beside her, raising their arms towards her. Cf. AGK (corr.) 58, Cunetio 2428, Elmer 395 and RIC 320 (for prototype). A lovely imitation of charming style. Good very fine.