Watch List notes:

Constantine I, 307/310-337. Follis (Bronze, 23 mm, 4.71 g, 6 h), Treveri, 310-313. CONSTANTINVS P F AVG Laureate and cuirassed bust of Constantine I to right. Rev. MARTI CONSERVATORI Cuirassed bust of Mars to right, wearing Corinthian helmet decorated with volutes and a star. RIC 884. Struck from a slightly worn reverse die, otherwise, very fine.