Watch List notes:

MYSIA. Kyzikos. Circa 500-450 BC. Hemihekte or 1/12 Stater (Electrum, 7 mm, 1.21 g). Head of Athena to left, wearing Corinthian helmet; behind, tunny fish swimming downwards. Rev. Quadripartite incuse square. Unpublished as hemihekte. Cf. Von Fritze 64 (as Stater or Hekte). Very rare variety and unknown as hemihekte. Banker's marks punched against the edge at 8h, otherwise, nearly very fine.