Watch List notes:

SICILY, Syracuse. Hieron II. 275-215 BC. Æ Tetras (18.5mm, 5.88 g, 2h). Period IIa–b, circa 263-218/5 BC. Diademed head of Poseidon left / Ornamented trident head flanked by two dolphins; [control mark to right of shaft (the top of an A or Λ visible)]. Cf. CNS 197; BAR Issue 60; HGC 2, 1550. Brown surfaces, light green deposits. VF.