Watch List notes:

Quintillus (270 AD). BI Antoninianus, Siscia mint. Obv. IMP C M AVR QVINTILLVS AVG. Radiate and draped bust right. Rev. PROVIDEN AVG. Providentia standing left, holding baton and cornucopiae; at foot, globe. RIC 71. BI. g. 3.55 mm. 20.00 Scarce. Superb. Glossy-brown patina. EF.