Men's 10k Yellow Gold Lightweight Curb Chain Necklace For best results, we do strongly recommend using a tape measure to check neck size before placing your order. This necklace is made of 10k gold (not plated or filled) with a hollow structure and stamped "10K". The hollow structure allows the necklace to be lightweight and comfortable to wear, as well as be larger for a more compelling price. This classic necklace looks great alone or with your favorite pendant. Necklace is 6.3mm wide; comes in 20in (8.9g), 22in (10.1g) or 24 inches long (10.7g). You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!