JewelStop 14k Solid Yellow Gold Super Flexible Silky Imperial Herringbone Necklace - 16 18 20 22 24 Stunning herringbone gold necklace from JewelStop. The herringbone necklace has been crafted in 14k gold. The herringbone pattern gives the gold necklace an elegant look. We offer you 1 year warranty plus 30 days money back guarantee. The gold chain is 20" long and 2.5mm wide. All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free.