Watch List notes:

Magnentius. AD 350-353. Æ Double Centenionalis (25.5mm, 7.26 g, 12h). Treveri (Trier) mint, 2nd officina. 7th emission, beginning-10 August AD 353. Bare headed, draped and cuirassed bust right / Large Christogram; A|ω//TRS. RIC VIII 318; Bastien 86. Attractive olive green patina. In NGC encapsulation 6291346-026, graded MS.

From the William B. Porter Collection. Ex Thomas Bentley Cederlind Estate (Classical Numismatic Group Electronic Auction 384, 12 October 2016), lot 652.