tetradrachm of Syracuse, 410 BC ca.

Obv. galloping quadriga driven by male charioteer; Nike flying above, crowning the charioteer, in ex: two dolphins
Rev. head of Arethusa, four dolphins around, SURAKOSIWN

Tudeer 44h (V14/R26)    17.28 g    Numismatica Ars Classica AG, Auction 13 October 1998 no. 459
                                   Ex Antikenmuseum Basel und Sammlung Ludwig no. 459
                                   ex Pennisi Collection

obverse signed by Euainetos (obverse on rectangular tablet hold by Nike: EYAIN-ETO) 
reverse signed by Eumenos   (reverse beneath neck truncation:            EVME-NO-Y)    

1st specimen
2nd specimen

See die-coupling (Tudeer1-57) and hairstyle D