Watch List notes:

IONIA. Teos. Circa 460-420 BC. Tetartemorion (Silver, 7 mm, 0.20 g). Head of griffin to right, with open jaws. Rev. Quadripartite incuse square. Balcer 130. Klein 481. Boldly struck, toned, and very attractive. Minor scratches on the reverse, otherwise, extremely fine.
From the "Collection sans Pareille" of Ancient Greek Fractions.