ANTICA MONETA ROMANA GRAZIANA originale 378AD Siscia cristiana Chi-Ro NGC i88734
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.