Constantius I. A.D. 305-306. Æ follis (18.8 mm, 2.36 g, 11 h). Serdica mint, A.D. 305-306. Scarce. As Augustus. IMP C FL VAL CONSTANTIVS PF AVG, laureate head right / GENIO POPVLI ROMANI, Genius standing left, with modius on head, holding cornucopia and patera; Є in right field, ·SM·SD· in exergue. RIC 12a. aVF, fully silvered.