Watch List notes:

MACEDON, Chalkidian League. Circa 350 BC. AR Tetradrachm (25mm, 14.40 g, 1h). Olynthos mint; Ariston, magistrate. Head of Apollo right, wearing laurel wreath / Kithara; X-A-Λ-KIΔ-EΩN around, ΕΠΙ APIΣΤΩNΟΣ below; all within incuse circle. Robinson & Clement Group V, 133 (A81/P113); SNG ANS 496; SNG Lockett 1314 (same dies); Boston MFA 582 (same dies). EF, attractively toned, a few minor marks, insignificant porosity on obverse. Superb late Classical style, well centered on a broad flan. Very rare die combination.