Necklace Collection : Sydney Lynch || Indigo necklace; faceted & rose-cut sapphires, tanzanite, labrad… 27 January 2019 3416 Necklace Collection : Sydney Lynch || Indigo necklace; faceted & rose-cut sapphires, tanzanite, labradorite, iolite, 18k & 22k gold, oxidized silver. Pendant is 3 3/4 inches long, chain length is 19 inches.