Septimius Severus AE28 of Augusta Traiana, Thrace. AD 193-211. 11.99g. 

AYT L CEPTI CEYHROC PER, laureate head right.
HG CIKINNIOY KLAROY AYGOYCTH TRAIANHC, City gate with two 
circular towers, and a third tower rising from the centre.  

Varbanov 1016; Moushmov 3005; Schönert Geiss 125

With permission of cngcoins.com, AK Collection sale, lot L33a.