KEY TO YOUR HEART - Fashionable key necklace pendant sterling silver 925 large with simulated diamonds fancy quaternary celtic knot design on cable chain length 17 inchesThis necklace has a durable lobster clasp closure and 2 inch extension links to accommodate shorter length up to 15 inchesITALIAN QUALITY - Sterling silver Stamped 925; Entirely made in ItalyIDEAL GIFT - Our jewelry comes in a beautiful branded gift box perfect for presentationAUTHENTIC - Our jewelry comes with a certificate which certifies product authenticity and educates the gift recipient more about the metals used in creating the jewelry