Give the woman in your life the key to your heart with this sterling-silver key pendant on a chain. This piece will make for a great birthday or Valentine's Day gift. The spring-ring clasp will ensure this necklace won't fall off. Item Style: Pendant. Set In: Sterling Silver. Closure Style: Spring Ring Clasp. Overall Dimensions: 18.0 " L x 0.67 " W. Care and Cleaning: Clean with Jewelry Cleaners.