Constans AE4 of Thessalonica.

CONSTANS-PF AVG, pearl-diademed, draped, cuirassed bust right 
VICTORIAE DD AVGGQ NN, Two Victories facing each other, each 
holding wreaths and palm branches. 

Palm branch upright in lower centre. 

Mintmark SMTS Gamma. 

RIC VIII Thessalonica 106
Rated scarce.

Offered on ebay by pharaoh_crypt, Feb. 2014