Watch List notes:

Constantine I 306-307 AD. AE 3, Reduced Follis, 3.91g (6h). Trier, 310-313 AD. Obv: CONSTANTINVS P F AVG Bust laureate, cuirassed right, seen from front. Rx: MARTI CONSERVATORI Helmeted, cuirassed bust of Mars right, seen from front; without mintmark. RIC 884 (C2). Cohen 325 (2 Fr.).