Constantius II, AV Solidus. 337-340. Thessalonica. 4.58 gr. 

FL IVL CONSTANTIVS PF AVG, rosette-diademed, draped, cuirassed bust right.
VICTORIA DD NN AVGG, Victory advancing left, holding 
upright trophy and palm branch.
Mintmark TES. 

RIC VIII Thessalonica 26; Cohen 261; Depeyrot 4/2. 

With permission of Numismatik Lanz, auction 102.
Lanz 102, 1024
(Image artificially coloured, as the original was b/w).