18k yellow gold JAIPUR necklace with Citrin, Topaz, Amethyst and Tourmaline gemstones by Marco Bicego. 60 cm lentgh. Pure, colorful gemstones, each seemingly sculpted from light, accentuated by a brilliantly colored prism cut. Organic and perfectly imperfect, these gemstones come to life, securing their presence within a protective gold embrace.