Watch List notes:

MYSIA, Kyzikos. Circa 550-450 BC. EL Stater (17mm, 16.10 g). Head of lion left; to right, tunny upward / Quadripartite incuse square. Von Fritze I 39; Boston MFA 1414 = Warren 1537; SNG BN 178. Minor edge splits. VF. Well centered.

From the Siren Collection.