Sicily.   Syracuse.   Second Democracy (466-405 BC).     AR Tetradrachm, c. 466-460 BC.   Obv.    Charioteer, holding kentron and reins, driving slow quadriga right; above, Nike flying right with wings spread, crowning horses with wreath; in exergue, ketos right.        Rev.   Head of Arethousa right, wearing earring and pearl necklace; ΣVRΑKΟΣΙΟΝ and four dolphins around.     HGC 2 1311; Boehringer 489 (V258/R351); SNG Lockett 927 (same dies); McClean 2656 (same dies); Pozzi 576 (same dies).     16.47 g.   25.5 mm.        Lightly toned, some roughness, irregular flan.    Good VF.