MYSIA. Kyzikos. Circa 530-500 BC. Hemihekte (Electrum, 8 mm, 1.36 g). Head of eagle to left; below, head of tunny fish to right. Rev. Quadripartite incuse square. S. Hurter and J. Liewald, SNR 81 (2002), p. 33, no. 39, pl. 3, 37a. Extremely rare early issue. Good very fine.