Watch List notes:

ANCIENT COINS, GREEK, Sicily, Syracuse (second Democracy, 466-405 BC), Silver Tetradrachm, struck c.450-440 BC, charioteer driving a quadriga right, Nike above, rev ΣYPAK[OΣI]O[N], head of Arethusa facing right, dolphins swimming around, 17.06g, 3h (Boehringer 690 (V342/R468)). Fine.
from the David Sellwood Collection

Estimate: £150-200