Watch List notes:

Probus BI Antoninianus. Siscia, AD 280. IMP C PROBVS P F AVG, radiate, draped and cuirassed bust to right / CONCORDIA MILIT, emperor and Concordia standing facing each other, clasping hands; P below, XXI in exergue. RIC V.2 665 var. (bust type); probuscoins.fr 2475 (this coin); Alföldi, Siscia V 23.98. 4.47g, 22mm, 2h.

Near Extremely Fine; scratch to obverse.

This coin published at Probus Coins Online (https://probuscoins.fr/);
From the collection of a Polish connoisseur of Probus coins.