Watch List notes:

ATTICA, Athens. Circa 515-510 BC. Fourrée Hemiobol (7mm, 0.37 g). "Wappenmünzen" type. Wheel with four spokes / Quadripartite incuse square, divided diagonally. For prototype, cf. Seltman pl. IV, αα; cf. HGC 4, 1675. E. Pászthory, "Zwei Kleinmünzen aus Athen" in SM 113 (February 1979), fig. 1 (this coin). VF, most of plating chipped off, except on wheel.