Watch List notes:

Constantine I as Caesar (306-307). AE Follis, Lugdunum mint, 307 AD. Obv. FL VAL CONSTANTINVS NC. Laureate and cuirassed bust right. Rev. GENIO POPVLI ROMANI.Genius standing left, holding patera and cornucopiae, altar left; N in right field; PLG in exergue. RIC VI 231. AE. 7.65 g. 28.00 mm. A superb example, sharply struck, from masterly engraved dies. Lovely bright green brown patina. Good EF.