Watch List notes:

ATTICA. Athens. Circa 455-449 BC. Obol (Silver, 9 mm, 0.72 g, 9 h). Helmeted head of Athena to right, with three olive leaves over the visor and tendril on the bowl. Rev. ΑΘΕ Owl standing to right, with head facing and triple-pointed tail feathers; to left, long curved olive leaf and fruit. HGC 4, 1664. Seltman pl. XXII, γγγ. Cf. SNG Soutzos 684. Svoronos, Trésor, pl. 9, 34-35. Starr Group V, pl. XXIV, u (same dies). A truly spectacularly fine Athenian obol of the 450s, sharply struck, of wonderful style and beautifully toned. Some minor deposits, otherwise, good extremely fine.
From the "Collection sans Pareille" of Ancient Greek Fractions and from that of L. Mildenberg.