This is an authentic TIFFANY & CO 18K Yellow Gold Diamond Quatrefoil Key Pendant. This stunning necklace pendant is 58mm in length and crafted of 18K yellow gold. The design is a cut-a-way clover accented with .04 ctw diamonds for an unforgettable look only from Tiffany & Co! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.