JewelStop 925 Sterling Silver Rhodium Plated 2.8 mm Singapore Chain Necklace, Lobster Claw - 18", 3.7gr. JewelStop Singapore chain necklace that has got a stunning design. The singapore chain necklace has been crafted in 925 sterling silver. The necklace is silver in color. The singapore chain necklace has an unlimited 1 year warranty and 30 days money back guarantee. The product dimensions are: 18" long and 2.8mm in width.