Watch List notes:

MACEDON, Chalkidian League. Circa 425-390 BC. AR Trihemiobol (10mm, 0.33 g, 3h). Reduced standard. Olynthos mint. Forepart of horse right / Quadripartite incuse square; [T]-P-I-[H] (mark of value) in quarters. Psoma, Monnaies 6476–80; HGC 3, –; BMC Thrace "Trierios" 1. Toned, off center on reverse. VF.

From the Judy Day Frink Collection, purchased from Owl Ltd (John Barton).