Watch List notes:

MACEDON. Eion. Circa 460-400 BC. Tritetartemorion (Silver, 10 mm, 0.41 g). Two geese standing to right; above, scallop shell; border of dots. Rev. Quadripartite incuse square. Cf. HPM 23 and pl. IX, 23-24 (but with an ivy leaf instead of a scallop shell on the obverse). Clear and with a dark patina as found. Two flan cracks, otherwise, very fine.
From the "Collection sans Pareille" of Ancient Greek Fractions.