Gratian (367-383). AR Siliqua, Treveri mint. DN GRATIANVS PF AVG. Pearl-diademed, draped and cuirassed bust right. / VIRTVS ROMANORVM. Roma seated facing, head left, on throne, holding globe and reversed spear; in exergue, TRPS. RIC 58a. AR. 1.69 g. 18.00 mm. A superb example. Magnificent light iridescent tone. EF.