Watch List notes:

CAROLINGIANS. Charles le Chauve (the Bald). As Charles II, King of West Francia, 840-877. AR Denier (20mm, 1.72 g, 4h). Class 2. S[an]c[t]i Dionysii (St. Denis) mint. Struck 864-877 and later. + GRΛTIΛ D–I REX, Karolus monogram / + SCI ΔIONVSII M, cross pattée. Depeyrot 896; M&G 843; MEC 1, 897. Iridescent toning, traces of deposits. Good VF.