Pictured is a Tiffany Large Sterling Heart Key Pendant Necklace.  The key is 2 1/8" x 1 1/8" and chain is 24".  The key is signed Tiffany & Company 925, chain is signed 925 on spring ring, AG 925 and Tiffany & Co on the chain.  The piece weighs 16.1 grams.  

This piece will be shipped insured and will require a signature.