Valens. AD 364-378. AR Siliqua (15.5mm, 6h). Treveri (Trier) mint. Struck AD 367-375. Pearl-diademed, draped and cuirassed bust right / Roma seated left on throne, holding Victory on globe and scepter; TRPS•. RIC IX 27e.1; RSC 109†a. 
Beautiful coin with lovely Iridescent toning. Edge filing.