STERLING SILVER MULTI GEMSTONE PEARL NECKLACE Ross Simons Hallmarked Sterling Silver Necklace with centre section set with Freshwater Cultured Pearls and Natural Gemstones. There are Natural Purple Amethysts, Green Peridots, Blue Topazes, Yellow Citrines and Red Garnets weighing a total of approx. 6.75 CARATS. The necklace is 18" long with 2" extender and centre drop is approx. 1.4" L x 1.5" W.