Watch List notes:

Sicily. Syracuse. Dionysios I to Dionysios II. AE Hemilitron, 375-344 BC. Obv. ΣΥΡΑKΩΣΙΑ. Head of Athena left, wearing helmet decorated with coiled serpent. Rev. Hippocamp left, without bridles. HGC 2 1456 var. (ethnic); CNS II 35. AE. 6.55 g. 17.50 mm. R. Rare variety, with helmet decorated with serpent and ethnic apparently unlisted in the standard references. Dark green patina, smoothed. VF.