THRACE, Anchialus. Septimius Severus. AD 193-211. Æ Tetrassarion (30mm, 16.05 g, 1h). Laureate head right / City wall with two round towers and three square crenellations, Δ (mark of value) above. Mouchmov 2811; Varbanov 196. Dark green patina with touches of reddish-brown, areas of roughness, some cleaning/smoothing marks. Good VF. Detailed reverse.