Watch List notes:

SICILY. Himera. Circa 476/475. Drachm (Silver, 15 mm, 4.27 g, 5 h). Rooster standing to left. Rev. ΗΙΜ[Ε] - R - ΑΙΟ[Ν] Astragalos (knucklebone used in gaming). Buceti 19 (this coin). SNG Lloyd 1015 (= Westermark 127.1). Westermark, Himera, 127 (O3/R12). Extremely rare. Toned and clear. Minor marks, otherwise, good very fine.
From the Dr. Paul Peter Urone Collection and from the collection of A.D. Moretti, Numismatica Ars Classica P, 12 May 2005, 1195.

For this issue, see Westermark p. 430 referencing P. Bicknell, The Drachms of Himera with Astragalos Reverse, JNAA 5, 1990, pp. 32-33.