A distinctive key - styled in sterling silver and 10K rose gold - features the iconic Open Hearts by Jane Seymour® design in this diamond necklace for her. Personalize by choosing the round birthstones of your loved ones and by engraving a special sentiment. Most natural gemstones pictured have been subject to an enhancement process or treatment (e.g. heating, oiling, diffusion, waxing, etc.), which may not be permanent and may require special care. Generally, most treated gemstone jewelry should only be gently cleaned by rinsing in warm water and dried with a soft cloth. Please refer to the FAQ section below for more information about gemstone enhancements and special care recommendations.