Postumus (260–269). Antoninianus (AR, 3.72 g, 21 mm, 7 h), Cologne mint, 266–267. IMP C POSTVMVS P F AVG Radiate, draped and cuirassed bust of Postumus right, seen from front / SERAPI COMITI AVG Serapis standing facing, head left, raising his right hand in salute and holding transverse sceptre in his left hand. RIC V.4, 303; Elmer 383. Toned. Almost extremely fine.