Syracuse, Demaretion, 1/2 obol, F $13.50 Jan-29-02 Syracuse, Demaretion, 1/2 obol, F Syracuse, Sicily, AR hemiobol, (0.32g) c. 480 BC, Head of Arethusa right. S Y P A within the four spokes of a wheel. Sear 922 var. (obol); Boehringer 552. Demetarian types. Very rare denomination.