Herod the Great's biblical coin with an attached certificate of authenticity from H. Kogen, an expert in biblical coins and the author of, among others, "Coins of the Jewish-Roman wars".
Roman Provincial
Judea, Herod the Great (40–4 BC), Hemi Chalkous, Jerusalem mint
Obverse: cross enclosed in a diadem
Reverse: tripod
Diameter 19 mm, weight 4.71 g