Justin II & Sophia, AE 1/2 Follis. Thessalonica. rare.

Ancient Coins - Justin II & Sophia,  AE 1/2 Follis.  Thessalonica.  rare.
zoom view
Justin II & Sophia,  AE 1/2 Follis.  Thessalonica.
 
Unusual control mark(?) by top reverse, center of K is TES with odd mark before.  Not listed in SB.