Watch List notes:

Postumus, Romano-Gallic Emperor, 260-269. Double Sestertius (Orichalcum, 31 mm, 14.18 g, 11 h), uncertain mint ('Atelier II'), circa 261-263. IMP C M CASS [LAT PO]STVMVS P F AVG Radiate, draped and cuirassed bust of Postumus to right. Rev. LAETIT[IA] / AVG Small galley (navis lusoriae) with four oarsmen and a steersman, rowing to left above waves. Bastien 182b (same dies). Cohen 177. RIC 143. Somewhat porous and with some weakness and minor deposits, otherwise, very fine.