Watch List notes:

LESBOS. Methymna. Circa 500/480-460 BC. Hemiobol (Silver, 7 mm, 0.31 g, 5 h). Head of a nymph to left, wearing a diadem, with her hair bound in a sakkos at the back, and wearing a large hoop earring. Rev. Rooster walking to right; above to left, crescent with points upwards; all within border of dots within an incuse square. HGC 6, 1892. Grey patina. Somewhat rough and with uncleaned deposits, otherwise, good very fine.
From the "Collection sans Pareille" of Ancient Greek Fractions, ex Hauck & Aufhäuser 14, 6 October 1998, 124.