Marius silvered AE Antoninianus, Victory reverse

Marius, Romano-Gallic usurper (269 AD). Silvered AE Antoninianus (20 mm, 3.66 g), Cologne, spring 269.
Obv. IMP C M AVR MARIVS AVG, Radiate and cuirassed bust to right.
Rev. VICTORIA AVG, Victory standing front, head to left, holding wreath in her right hand and palm frond in her left.
AGK (corr.) 8a; Cunetio 2511; Elmer 639 ('Treveri').

Struck on a broad flan, almost fully silvered and extremely fine.