617RM6) Postumus. Romano-Gallic Emperor, AD 260-269. AR Antoninianus (22 mm, 3.48 g, 7h). Mint I (Treveri [Trier]). 2nd emission, 2nd phase, AD 262. Radiate, draped, and cuirassed bust right / Neptune standing left, holding dolphin and trident; to left below, prow left. RIC V 76; Mairat 51-55; AGK 46; RSC 205a. Good VF. Good silver for issue.