Bronze AE3 / Nummus 17mm (2.1 grams) Arelate (Arles) mint, struck 367-375 A.D. Gratian (Latin:Flavius Gratianus Augustus ; 18 April/23 May 359 -25 August 383) was Roman emperor from 367 to 383. Upon the death of Valentinian in 375, Gratian's brother Valentinian II was declared emperor by his father's soldiers.
eBay