MOESIA. Istros. Late 5th century BC. Drachm (Silver, 21 mm, 6.87 g, 12 h). Two facing male heads side by side, one upright and the other inverted. Rev. IΣTPI Sea eagle standing left on dolphin; all within incuse square. AMNG I 405. SNG BM Black Sea 225-6. Rare and unusually attractive. Struck from slightly worn dies and with some patchy toning, otherwise, good very fine.