hola,para mi y por lo poco que se ve,es CONSTANS,reverso-VICTORIAE DD AVGGQ NN
_Siscia
RIC VIII 192 Constans AE3. 347-348 AD. CONSTANS P F AVG, rosette-diademed, draped & cuirassed bust right / VICTORIAE DD AVGGQ NN, two Victories standing facing each other, each holding wreath & palm, HR monogram between, ASIS in ex.
http://www.wildwinds.com/coins/ric/constans/_siscia_RIC_viii_192.jpg