Watch List notes:

MYSIA, Kyzikos. Circa 450-330 BC. EL Myshemihekte – Twenty-fourth Stater (6.5mm, 0.66 g). Perseus, nude but for helmet and cloak clasped at neck, crouching right, head left, holding harpa in left hand, head of Medusa in right; [below, tunny left] / Quadripartite incuse square. Von Fritze I 162; cf. Boston MFA 1549 = Warren 1491 (hekte); SNG BN 313. VF, compact flan. Well centered. Rare denomination.