Watch List notes:

Marius BI Antoninianus. Treveri, AD 269. IMP C M[ARIV]S P F AVG, radiate, draped and cuirassed bust to right / CONCORDIA MILITVM, clasped hands. RIC V.2 7 (Ticinum); Mairat, 2014 (unpublished PhD Thesis), 543 (O-/R569). 3.62g, 20mm, 6h.

Near Extremely Fine. A rare and interesting minting error with the reverse type upside down; Mairat lists only 7 examples all from the same reverse die.

From a private English collection.