Constantius II, AR Light Miliarensis. Thessalonica. AD 350-355. 

DN CONSTANTIVS PF AVG, pearl-diademed, draped and cuirassed bust right.
VIRTVS EXERCITVS, soldier standing, head left, holding spear and shield. 

Mintmark TES.

RIC VIII Thessalonica 160 and 203 (identical); Sear 17884.
Rated rare.