Constantine I. A.D. 307/10-337. AE follis (21.2 mm, 3.20 g, 1 h). Rome mint, struck A.D. 317. IMP CONSTANTINVS P F AVG, laureate, draped, and cuirassed bust right / SOLI INVICTO COMITI, Sol standing left, holding globe and raising right hand; A in left field, RP in exergue. RIC 78. aVF, red patina. Rare.