The Jade Gold Filled Herringbone Necklace is the perfect piece to stack with other necklaces or wear as a stand alone accessory. She's 18k gold filled, tarnish and wear resistant, and made to last. Hypoallergenic and nickel free, this unique and dainty chain is the perfect accessory all year long. Available in 16" & 18", for however you choose to layer. 3mm width.