Material: Genuine S925 Stamp Sterling Silver Necklace; Surface Platinum-Plated Sterling Silver (More Shiny and Tarnish Free and Anti-allergic)</br>Pendant: S925 silver Inlay Round 1.5ct Cubic Zirconia Diamond (Shiny and Luxury)</br>Chain: Imported 16"Box Chain and 5cm Extension Chain</br>Customer Service: Free Return and Refund and One Month Warranty and Free Second Day Delivery for Amazon Prime!</br>If you have any question?? please post it in the part of "ustomer Questions & Answers" below the page?? you will get the answer by us or buyers.</br></br>Product Description</br></br><b>About Sterling Silver Jewelry</b><br> Sterling silver is an alloy of silver containing 92.5% by weight of silver and 7.5% by weight of other metals?? usually copper. Due to its relatively soft?? durable and malleable?? it usually be used for Jewelry and accessories. For Sterling Silver Jewelry?? its acceptable quality marks include s925?? sterling?? sterling silver. <br><br> <b>About Advantage of Sterling Silver Jewelry</b><br> Bright and Shiny Look <br> Hypoallergenic and Light Weight<br> Low Maintenance (Easy to Care) <br> Affordable Value<br> Durability (Easily Repair any Surface Damage that may Occur during Normal Wear) Muti-Style Option (Item Style updated quickly) <br> Interchangeable (Can wear with other gold and platinum pieces) <br><br><b>About Sterling Silver Care: </b><br> Wear it usually<br> Store your silver jewelry separately<br> Use Silver Cloth to Polish Your Si