C. 1990. Rainbow-bright brilliance. From our Estate collection, this chic bar pendant necklace is bursting with vivid color, stacked with 3.… C. 1990. Rainbow-bright brilliance. From our Estate collection, this chic bar pendant necklace is bursting with vivid color, stacked with 3.95 ct. tot. gem wt. squares of garnet, peridot, Swiss blue topaz, amethyst, orange citrine and iolite. Crafted in polished 18kt yellow gold and suspended from a cable chain with a lobster clasp. Multi-gemstone bar pendant necklace. Exclusive, one-of-a-kind Estate Jewelry.