Perfect statement piece of jewellery! 18k gold plated stainless steel Freshwater Pearls Nickel & lead free Tarnish resistant Safe for sensitive skin Care Guide SEA SOUL jewellery works with 2 base metals - Stainless Steel & 925 Sterling Silver. Gold: Stainless Steel 18k gold plated or 925 Sterling Silver gold plated. Silver: 925 Sterling Silver Waterproof Our Stainless Steel pieces are water resistant, which will prevent discoloration when in contact with water. An additional PVD Coating ensures the longevity of our products when being exposed to water. To enjoy your pieces for a long time, we recommend to not wear them in salt water or chlorine. Exposing the jewellery to these environments may shorten the length of your products life. If it happens, ensure to rinse the salt off, dry your pieces and store safely. Avoid contact with cosmetic and cleaning products as much possible. Lightly wipe your pieces with a jewellery cloth to remove unwanted chemicals and return the shine to your products. Its best to keep our 925 Sterling Silver Gold Plated pieces away from water to enjoy them even longer.