Watch List notes:

Western Asia Minor, uncertain mint AR Obol. 5th century BC. Bearded male head to left / Quadripartite incuse square. Apparently unpublished; Numismatik Naumann 88, 116; CNG E-369, 141. 0.82g, 10mm.

Very Fine; slightly porous, struck in high relief. Extremely Rare; only three others on CoinArchives.

From the inventory of a German dealer.