Watch List notes:

Probus, 276-282. Antoninianus (Billon, 22 mm, 3.21 g, 6 h), Siscia, 3rd officina, 277. IMP C M AVR PROBVS P AVG Radiate and cuirassed bust of Probus to left, holding spear over his left shoulder and shield over his right. Rev. ADVENTVS AVG / XXIΓ Probus on horseback riding to left, raising hand and holding long scepter. RIC 629. Rare without a helmeted portrait. Good very fine.