This diamond heart key pendant necklace is a beautiful symbol of love. The round-shaped central moissanite stone weighs 1 carat and shines brilliantly for an elegant and luxurious look. It is crafted with D-color moissanite and set in sterling silver plated with 18k white gold, ensuring it is lead-free, nickel-free, and hypoallergenic. The chain measures 18 inches (45 cm) with a 5 cm pendant. Moissanite outshines diamonds and other gemstones with its exceptional sparkle from every angle. It is highly durable, resistant to chipping, and maintains its brilliance over time, offering excellent value. This stunning necklace makes a perfect gift for Mother's Day, Valentine's Day, anniversaries, birthdays, or Christmas, ideal for wives, mothers, daughters, or grandmothers. Presented in a gift-ready box, this key to my heart necklace is a heartfelt way to express love. Our dedicated after-sales service ensures a smooth shopping experience, with prompt responses to any inquiries within 24 hours.