Watch List notes:

IONIA. Erythrai. Circa 550-500 BC. Hekte (Electrum, 10.0 mm, 2.57 g). Head of Herakles to left, wearing lion's skin headdress. Rev. Rough quadripartite incuse square. BMFA 1806-7. SNG von Aulock 1942. Lightly toned, with a particularly fine head of Herakles. About extremely fine.
From a Swiss collection, formed prior to 2000.