Watch List notes:

Probus, 276-282 Antoninianus Serdica circa 276-278, billon 23mm., 3.41g. Radiate, helmeted and cuirassed bust facing l., holding spear and shield. Rev. Probus on horseback, spearing fallen enemy, whose shield lies beneath horse; KA•Γ•. C 919. RIC 877.

Nicely toned, Extremely Fine.