Watch List notes:

Syracuse. Tetradrachm circa 440-430, AR 17.27 g. Prancing quadriga driven l. by charioteer, holding kentron and reins; above, Nike flying r. to crown him. In exergue, sea monster to l. Rev. ΣYPAKOΣI – ON Head of Arethusa r., hair brought up to crown of head and tied, forming a tuft of loose strands, wearing earring and necklace. Around, four dolphins swimming clockwise. Rizzo pl. XXXVIII, 8 (these dies). Jameson 775 (these dies). SNG Copenhagen 652 (these dies). SNG Lockett 948 (these dies). SNG ANS 605 (this obverse die). Boehringer 604.
An elegant portrait exceptionally well-centred and complete,
light iridescent tone and good extremely fine

Ex CNG-NAC sale 40, 1996, 857.