18K Gold Filled Round Open Ring

True to size Materials: 18K Gold, Titanium Steel Hypoallergenic & Water-resistant  All Furano Studio pieces are 18k gold-plated or 18k gold-filled on titanium steel, which should last you a long time. And Yes, gold-plated and gold-filled quality pieces of jewelry are water-resistant. They are hypoallergenic for most people. All gold-plated and gold-filled quality jewelry is water-resistant. Pure water will not tarnish the jewelry but chemicals and residuals from sweat, perfumes, and washers can have a bad impact. We recommend not to shower, swim, exercise, or do anything that involves moisture, sweat with your jewelry on. Clean & shine with a cotton cloth.  All Furano Studio jewelry does not easily turn color. However, all gold-plated, gold-filled jewelry will naturally turn color with time. Natural wear after years will eventually oxidize and fade which will require expert maintenance in its lifetime. Also, chemicals and residuals from our body can react and cause color ch