A highly important Georgian Swiss enamel, gold, and multi-colored gemstone necklace with pendant elements, in 18k.  The elaborately decorated links are set with topaz, peridots, garnets, sapphires, emeralds, and rubies and feature scrolled foliate patterns on both sides.

Similar necklace pictured in "Understanding Jewellery" by David Bennett & Daniela Mascetti, page 81, plate 52