Protection Christian talisman Jesus Christ necklace pendant Christogram pendant on coin shape oxidized sterling silver. Constantinato charm replica. Jesus Crist symbol pendant on coin-shape oxidized sterling silver framed within a silver gold-filled base. A pendant designed by Rafael Santarosa based on the apotropaic symbol in the name of Jesus Crist. It is the abbreviation of the name "Jesus Crist " that comes from the Byzantine religious tradition. The prototype writing in byzantine letters were I XP and they used to say it as a prayer, and to bare it as a protection shield against evil.