Watch List notes:

Greek Coins. Islands off Ionia, Chios
Stater circa 490-435, AR 17 mm, 7.90 g. Sphynx seated l.; before, amphora. Rev. Quadripartite incuse square. SNG Copenhagen 1544. Baldwin, Chios, pl. I, 24.
Rare. Old cabinet tone and very fine

From a Swiss collection from Tessin assembled in the 1920's (sold with its original ticket).