925 Silver pendant - stone encased with silver

925 Silver pendant - stone encased with silver Large silver pendant 2” from top of bale to bottom of pendant 1.25 inches at widest point of pendant Pendant has a dent at the bottom and the stone ha a crack- see pictures Can be repaired or repurposed or ? Don’t know what kind of stone but is a faceted stone possibly agate. I have owned and loved this for years but just don’t know how to fix this pendant.