Constantius II AE3, Thessalonica.

DN CONSTANTIVS PF AVG, pearl diademed, draped, cuirassed bust 
right. A behind bust.
CONCORDIA MILITVM, Constantius in military dress holding 
labarum in each hand, star above.
A in left field

Mintmark dot TS Gamma dot.

ref: RIC VIII Thessalonica 130.

Contributed by Massanutten of the Forum Ancient Coins, Jan, 2012