Watch List notes:

GREEK COINS
Islands off Thrace

Thasos. Circa 435-411 BC. Tetartemorion (Silver, 6mm, 0.18 g). Dolphin to left; below, two pellets. Rev. Quadripartite incuse square. McClean -. Cf. Lanz 102, 2001, 124. Rosen -. SNG Copenhagen -. Very rare. A nicely toned and perfectly struck and centered example. Extremely fine.

From a Swiss collection, formed before 2000.