Valentinian I. AD 364-375. Æ (18 mm, 1,7 g). Siscia. D N VALENTINIANVS P F AVG. Diademed, draped and cuirassed bust right. R/SECVRITAS REI PVBLICAE / star / K - Q / ΓSISCV. Victory advancing left with wreath and palm branch. RIC 15a.xxvii.