Watch List notes:

Constantine I as Caesar (306-307). AE Follis, Rome mint, early autumn 307 AD. Obv. CONSTANTINVS NOB CAES. Laureate head right. Rev. CONSERVATORES VRB SVAE. Roma seated facing, head left, in hexastyle temple, holding globe and sceptre; in exergue, R*Q. RIC 196. AE. g. 8.09 mm. 27.00 An outstanding example. Spectacular portrait, broad flan. Emerald green patina, light brown spot. About EF.