RARE Tiffany & Co. 18k Rainbow Tourmaline Gemstone Necklace Paloma Picasso

Designed by Paloma Picasso for the 1990 blue book. The blue book collections are only the highest quality of high jewelry designs. Only a few of each design featured are ever made. Necklace has beautiful yellow, green, pink, blue, and purple rondelle shaped tourmaline beads strung in a rainbow gradient. 18k yellow gold invisible clasps fully hallmarked. Beads are approx 8mm wide. 18" long. 

Excellent preowned condition. No wear to note, tourmaline has beautiful natural inclusions throughout. No major issues like chips or cracks in stones.