18kt yellow gold Rock Candy Sofia multi-stone necklace from IPPOLITA featuring 18kt yellow gold, polished finish, bezel setting, claw/prong setting, amethyst stone, topaz, tanzanite, agate, rock crystal, citrine, lapis lazuli and lobster claw fastening. Normal everyday use and external agents may reduce the lustre of gemstones and gold surfaces. To maintain, use specific, non-abrasive products specially meant for cleaning jewellery..