Watch List notes:

Probus BI Antoninianus. Ticinum, AD 276-282. VIRTVS PROBI AVG, radiate, helmeted and cuirassed bust to left, holding spear and shield / SECVRIT PERP, Securitas standing to left, legs crossed, leaning on column and raising hand to head; ςXXI in exergue. RIC V.2 575. 4.33g, 21mm, 12h.

Extremely Fine. Extremely Rare with this mint mark.

From the property of an American collector;
Ex Ph. Gysen Collection, Paul-Francis Jacquier, Auction 46, 20 September 2019, lot 392 (acquired in July 2001).