Serdica ,277 AD. Æ antoninianus, 4.2 gr., 21.6 mm.
Obv: IMP C M AVR PROBVS P AVG; radiate, helmeted, cuirassed bust of Probus to the left, holding spear and shield.
Rev: VIRTVS PROBI AVG; Probus on horseback to the right, spearing enemy, shield below; in exergue: KAB.
Ref: RIC 878.
Original silvering! Virtually as struck and almost FDC.