Watch List notes:

GREEK COINS
Ionia

Uncertain, c. 625-600 BC. 1/24 Stater (Electrum, 6mm, 0.66 g). Mill-sail pattern or swastika in relief. Rev. Incuse square of mill-sail pattern. BMFA 1782. Rosen 365. SNG von Aulock 1778 and 7777. Attractive and interesting. Extremely fine.

From a Swiss collection.
What is intriguing about this series of electrum is its use of what soon became a standard reverse type as the obverse, but of course in relief!