Valentinian I (364-375). AE 18 mm. Siscia mint. Obv. DN VALENTINIANVS PF AVG. Pearl-diademed, draped and cuirassed bust right. Rev. SECVRITAS REIPVBLICAE. Victory advancing left, holding wreath and palm; in field, */P-M; in exergue, ΓSISC. RIC 15 a. C. 37. AE. g. 1.96 mm. 18.00 EF.