You are looking at a gorgeous old Berber coral and silver necklace from Morocco.     Great old traditional bi-coned silver beads and old coral beads strung in 4 rows and ending in a large silver pendant bead.      The beads and pendant are most likely coin silver.      The pendant bead is 4 cm ( 1,6").  Length is 47 cm (18,5").      Weight is 135 grams.     175 Euro.