Caracalla, AE29 of Serdica, Thrace.

AVT K M AVP CEV ANTWNEINOC, laureate head right. 
OVLPIAC CERDIKHC, Emperor, bare-headed, cuirassed and 
wearing boots, standing left, holding patera and transverse 
sceptre, chlamys over left arm.
 
Moushmov 4865; Varbanov 2306; Ruzicka 332 var (bust type).