Watch List notes:

Sicily. Syracuse. Dionysios I to Dionysios II. Countermarked AE Litra, c. 375-344 BC. Obv. ΣΥΡΑ. Helmeted head of Athena left. Rev. Hippocamp left, wearing bridle; waves below. Countermark: wheel of four spokes, with letters in quarters. Cf. HGC 2 1456; Cf. CNS II 45; Cf. SNG ANS 435-46; cf. Boehringer, Münzprägungen pl. III, 30-1. AE. 6.88 g. 17.50 mm. R. Rare and interesting. About VF.