Diocletian. Follis; Diocletian; 284-305 AD, Siscia, c. 299 AD, Follis, 10.89g. RIC-108a (C), officina A=1. Obv: IMP DIOCLETIANVS P F AVG Head laureate r. Rx: GENIO POP - VLI ROMANI Genius standing l. holding patera and cornucopia, SIS in exergue, A in r. field.. EF