Sofia 18K Yellow Gold & Rock Crystal Necklace

18K yellow gold frames the faceted stones of this strand necklace featuring multitonal shades.; Swiss blue topaz; Clear quartz, mother-of-pearl, and lapis triplet; London blue topaz; Clear quartz and Peruvian amazonite doublet; Clear quartz and turquoise doublet; Turquoise; Total stones, 254.16 tcw; 18K yellow gold; Lobster claspSIZE; Length, about 39.5' with extender