Gratian. AD 367-383. AR Siliqua (18mm, 2.00 g, 6h). Treveri (Trier) mint. Struck AD 375-378. Pearl-diademed, draped, and cuirassed bust right / Roma seated left on throne, holding Victory on globe and scepter; TRPS•. RIC IX 45c.1; RSC 86†a. Iridescent toning, some shallow scratches under tone on obverse, flan crack. Good VF.