JewelStop 10k Solid Gold Yellow Or White 1mm Box Chain Necklace, Lobster Claw Clasp - 16" 18" 20" 22" 24" JewelStop box chain necklace that has been beautifully designed. The white gold chain necklace has been crafted in 10k gold. The necklace is white gold in color. The white gold chain necklace has an unlimited 1 year warranty and 30 days money back guarantee. The chain is 18" long and is 1mm in width. All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free.