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 4.4mm wide; comes in 18in (weight 4.7g), 20in (weight 5.2g), 22in (weight 5.7g) or 24 inches long (weight 6.3g). 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!