Watch List notes:

MACEDON, Chalkidian League. Circa 410 BC. AR Tetrobol (15mm, 2.20 g, 1h). Olynthos mint. Laureate head of Apollo right / Kithara within incuse square. Robinson & Clement Group D, 37 var. (A31/P– [unlisted rev. die]); HGC 3, 502. Toned, porous. Good Fine.