Watch List notes:

Magnentius, 350-353. Double Centenionalis (Bronze, 28 mm, 8.70 g, 6 h), Ambianum, 353. D N MAGNEN-TIVS P F AVG Bare-headed, draped and cuirassed bust of Magnentius to right. Rev. SALVVS DD NN AVG ET CAES / AMB Large Christogram between A and ω. Bastien 135. LRBC 19. RIC 34. Brown patina. Slight porous area on the reverse, otherwise, nearly extremely fine.
Ex Obolos 17, 20 December 2020, 776.