Watch List notes:

Constantine I 'the Great' BI Nummus. Rome, AD 313. IMP CONSTANTINVS P L AVG (sic), bare head to right / FVNDAT PACIS, Mars, helmeted, with chlamys flowing behind him and trophy over shoulder, advancing to right, looking to left, and dragging captive by hair; RS in exergue. RIC VII 12. 1.53g, 18mm, 12h.

Very Fine; die engraver's error. Very Rare; rated R3 in RIC.

From a private English collection.