DIOCLETIAN, A.D. 284-305. AR Argenteus (2.78 gms), Rome Mint, ca. A.D. 294-305. NGC MS, Strike: 5/5 Surface: 5/5.RIC-40a. "DIOCLETIANVS AVG" Laureate head of Diocletian facing right; Reverse: "PROVIDENTIA AVGG" The four Tetrarchs sacrificing over tripod altar before city enclosure with six turrets. Bold strike with exceptional luster.