Watch List notes:

MYSIA. Kyzikos. Circa 550-450 BC. Stater (Electrum, 20 mm, 16.09 g). Head of a warrior (one eye is visible so it is not just a helmet) to left, wearing a Corinthian helmet. Rev. Quadripartite incuse square. BMFA -. Greenwell 171. SNG Paris -. Von Fritze I 81 and pl. II, 36. Very rare. Well-centered and lightly toned. From a European collection acquired prior to 2020. Good very fine.