Pure guess on my part. Arcadius with reverse VIRTVS EXERCITI, emperor standing facing, holding spear & sheild, being crowned by Victory standing left ?????????
anyway, hotwheelsearl => sadly, due to the somewhat poor condition of your OP-coin, I cannot add anything coin-worthy (NOTE: this is not the first time that I've typed this sentence) ... but I definitely wish you luck on determining your coin's roots cheers