Item #: 1428263 This an authentic GUCCI 18K Yellow Gold Green Beryl Amethyst Pink Tourmaline Citrine GG Station Rainbow Gemstone Necklace. The necklace is crafted of 18 karat yellow gold and features a delicate chain with interlocking GG logo stations and flower motif stations set with alternating pink tourmaline, amethyst, citrine, and green beryl stones. Follow this item for alerts. Gucci is a registered trademark of Gucci. FASHIONPHILE is not affiliated with Gucci.