Size Guide Safety Policy Care InstructionsFeaturing a brilliant 30-point, round-cut Moissanite stone (4.3X4.4mm) set in sterling silver, this charm is both elegant and timeless. Personalize it with an engraving to make it uniquely yours.925 Sterling Silver: Timeless and durable, sterling silver is always a classic choice. As pure silver is too soft to last, 925 silver combines 92.5% pure silver and 7.5% copper.Moissanite Stone information:Total Carat Weight: 0.3ct4.3mm x 4.3mm Moissanite, a natural silicon carbide, has become a popular diamond alternative. With its durability and captivating brilliance, this gemstone is now primarily lab-grown, promoting responsible sourcing. With exceptional hardness, second only to diamonds, moissanite is a captivating and practical choice for exquisite jewelry. Explore more of our beautiful collection of Lock Necklaces & Jewelry—perfect for treating yourself or giving a meaningful gift to someone special.