JewelStop 14k Yellow Gold 1.5 mm Extendable & Adjustable Sparkle Chain, Lobster Claw Clasp - 22", 2.9gr. Ravishing and stunning sparkle chain necklace brought to you by JewelStop. The sparkle chain is crafted in 14k gold stamped and marked. The gold chain is yellow gold in color and has a lobster claw clasp. The sparkle chain necklace has an unlimited 1 year warranty and 30 days money back guarantee. The product dimensions are: 22" long and 1.5mm in width. All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free.