Watch List notes:

Quietus, usurper, 260-261. Antoninianus (Billon, 21 mm, 3.61 g, 7 h), Samosata. IMP C FVL QVIETVS P F AVG Radiate, draped and cuirassed bust of Quietus to right, seen from behind. Rev. IOVI CONSERVATORI Jupiter seated left, holding patera in his right hand and long scepter in his left; to left at feet, eagle. Cohen 8. MIR 1735f. RIC 6. Somewhat rough, otherwise, about very fine.