Seleukeia Pieria in Syria, Caracalla, 198-205 AD.,
Æ 23 (23-24 mm / 6,54 g),
Obv.: [AVTOK Є M AV] - ANTω[NINOC] (or similar) , laureate, draped, and cuirassed bust of Caracalla (youthful) facing right; on breast countermark //AV (Howgego 721).
Rev.: CЄΛЄVKЄ - ωN ΠIЄP[IA - C] , sacred stone of Zeus Kasios within tetrastyle temple, with eagle surmounting pediment.
BMC 20, 276, 52 ; for countermark: Howgego 721 (4 pieces listed).
Howgego describes the countermark as uncertain, but it certainly appears to read SSAV .