Sterling Silver Created Blue Opal Palm Tree Pendant with 18" Chain PALM TREE NECKLACE: Add this beautiful sterling silver created blue opal nautical inspired palm tree pendant necklace to your jewelry collection. This pendant comes on a 18" diamond-cut cable chain that secures with a spring ring clasp. In the Middle Ages, Opal was considered a stone that could provide great luck because it was believed to possess all the virtues of each gemstone whose color was represented in the color spectrum of the opal PERFECT GIFT: ideal gift idea for Mother's Day, Valentine's Day, Christmas, Birthday, Graduation, First Communion, Confirmation, Anniversary, and any other special event <span class="a-text-bold">Avoid exposure</span>: Contact with household chemicals, or any substances which contain sulfur will cause corrosion and tarnish  so its a good idea to remove silver jewelry when doing household chores. Direct sunlight also causes silver to tarnish, so be sure to take off your silver jewelry before you go swimming and sunbathing. <span class="a-text-bold">Storage</span>: As exposure to air tarnishes it, storing silver in airtight plastic bags with anti-tarnish strips is a great preventative measure. <span class="a-text-bold">Polishing:</span> You can use a special silver cloth to polish your items, but a lint-free flannel, microfiber, or other soft nonabrasive cloth will do as well.