MOESIA. Istros. Circa mid to late 5th century BC. Drachm (Silver, 19 mm, 7.01 g, 5 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. An unusually attractive example of this rare early issue. Minor marks, otherwise, good very fine.