Watch List notes:

SICILY, Syracuse. Hieron II. 275-215 BC. Æ Tetras (20.5mm, 9.61 g, 12h). Struck circa 263-218 BC. Diademed head of Poseidon left / Ornamented trident head flanked by two dolphins; [control mark(s) flanking shaft]. Cf. CNS 194; BAR Issue 60; HGC 2, 1550. Dark green patina with patches of red-brown and light green. Near VF.