Watch List notes:

Constantine I Æ Nummus. Treveri, AD 309-310. IMP CONSTANTINVS AVG, laureate, draped and cuirassed bust right / MARTI CONSERVATORI, Mars standing right, helmeted, holding spear and resting hand on shield; T-F across fields, ATR in exergue. RIC 110. 3.73g, 20mm, 12h. Good Very Fine.