Watch List notes:

SICILY, Syracuse. Philistis, wife of Hieron II. 275-215 BC. AR 16 Litrai – Tetradrachm (27mm, 13.53 g, 2h). Struck circa 240-218/5 BC. Diademed and veiled head left; wreath to right / Nike driving slow quadriga right; Φ above. CCO 163 (D9/R16); BAR Issue 65; HGC 2, 1556; Burnett, Enna 22 (same dies). Lightly toned, tiny flan flaws and minor die wear on obverse. EF.

From the William H. Birkinshaw Collection. Ex Classical Numismatic Group 43 (24 September 1997), lot 191; CNG inventory 90728 (January 1996).