Pontos, Amisos AE (Bronze, 7.13g, 21mm) civic issue under Mithradates VI. 120-63 BC
Obv: Gorgonion at center of aegis on octagonal shield
Rev: AMI-ΣOY, ethnic across field divided by Nike standing facing, head right, holding wreath & palm and trophy over shoulder; two monograms in lower fields
Ref: SNG BM Black Sea 1187; Cf. HGC 7, 242; Rec Gen 44.