MYSIA, Kyzikos. Circa 550-450 BC. EL Stater (21mm, 15.88 g). Ketos left; tunny above / Quadripartite incuse square. Von Fritze I 52; Boston MFA 1407; SNG BN –. VF, double struck on obverse. Very rare, only three in CoinArchives.
From the Siren Collection.