Watch List notes:

ROMAN EMPIRE, Probus, AD. 276-282. Æ Antoninianus (3.35 gm; 22 mm). Serdica mint, struck AD. 276. IMP C M AVR PROBVS AVG, radiate and helmeted bust left, holding shield and spear over shoulder / SOLI INVICTO, Sol, holding whip, standing facing in spread quadriga; KAB in exergue. RIC 862. Sharply struck on a nice broad flan. Choice FDC with some silvering.
Estimate: 150 USD