Watch List notes:

SICILY. Gela. Circa 450-440 BC. Hexas (Silver, 6 mm, 0.23 g). Horse's head to left. Rev. Two pellets within a linear circle. Buceti 20 (this coin). Jenkins, Gela, 202. Very rare. Toned. Good very fine.
From the "Collection sans Pareille" of Ancient Greek Fractions, and from the collection of A.D. Moretti, The New York Sale XI, 11 January 2006, 43.