Art Nouveau 15ct yellow gold lavalier necklace and detachable pendant / brooch. Set with peridot, tourmalines and split pearls. Marked applied 15ct to pendant, stamped 15ct to the necklace and barrel clasp. One peridot is chipped, one tourmaline is a replacement, length 40 cm necklace, drop 7 cm, weight 18.5 grams