The best way to ensure your favorite pieces last is to look after them. Here are some ways to look after your jewelry. * Avoid contact with water, no baths, pools, sea water,etc...If it gets wet that can leave dark water spotswhich are to remove. * Avoid Chemicals,cleaning products, perfumes, body moisturizer...it can take off the finish and change color. * Avoid prolonged wear, sweating a lot....can cause errosion. * To keep your gorgeous jewelry looking like new, take it off at the end of the day and give it a quick wipe down with a microfiber cloth. * Store them in zippered plastic bags (squeeze air out) to limit the oxygen that gets to your jewelry.