This elegant diamond heart key necklace symbolizes trust and eternal love, making it a perfect gift for her. Featuring lab-grown diamonds with the same brilliance as natural diamonds, it offers a sustainable and ethical choice with lower environmental impact. The pendant measures 1.26 x 0.59 inches, set with 0.03 carats of diamonds, and comes with an 18-inch sterling silver chain plus a 2-inch extender. Crafted from hypoallergenic S925 silver, it is nickel-free and safe for sensitive skin. Presented in a luxurious gift , this necklace is ideal for anniversaries, Valentine's Day, birthdays, or Christmas. A heartfelt way to show appreciation to mothers, wives, daughters, or friends. Backed by a 90-day return policy, we ensure your satisfaction. For any questions, our team responds within 24 hours.