IONIA, Kolophon. Circa 450-410 BC. AR Hemiobol (8mm, 0.43 g, 12h). Persic standard. Facing head of Apollo / Monogram (mark of value) within incuse square. Milne, Colophon 3; SNG Kayhan 355. Near VF, toned, slight granularity.
From the Ealing Collection. Ex Classical Numismatic Group Electronic Auction 253 (6 April 2011), lot 142.