Watch List notes:

SICILY. Syracuse. Second Democracy, 466-405 BC. Tetradrachm (Silver, 24 mm, 17.13 g, 11 h), c. 450. Charioteer driving quadriga walking to right, holding goad in his right hand and the reins in both; above, Nike flying right to crown the horses; in exergue, ketos to right. Rev. ΣΥPΑΚΟΣΙΟΝ Head of Arethusa to right, wearing a pearl diadem, a simple drop earring and a pearl necklace; around, four dolphins swimming to right. Boehringer 519. A clear and attractive coin. About very fine.
From a collection in Ticino, formed over 20 years ago.