The Greek letter Chi representing the "crown of Kehunah (High Priest)" and the diadem representing the "crown of Malchus (Kingness)" (BT: Horayot, Keritot) are taken to mean that Herod claimed both offices for himself.
Herodian | United States Seated Liberty coinage | United States Bicentennial coinage | mint (coinage) | Milled coinage | Herodian kingdom | First Jewish Revolt coinage | COINage (magazine) | Coinage Act of 1857 | COINage | coinage |