Watch List notes:

WESTERN ASIA MINOR, Uncertain. Late 6th-early 5th centuries BC. AR Obol(?) (7mm, 0.54 g). Helmeted head of male left / Incuse square. Cf. SNG Kayhan 742 (diobol?); otherwise unpublished in the standard references. VF, toned, light porosity.

Ex Classical Numismatic Group Electronic Auction 75 (15 October 2003), lot 37.