Comes with an independent 3rd party certificate of authenticity from Authenticate First! 
Authentic Tiffany & Co. large Loving Heart Paloma Picasso pendant necklace! This beautiful necklace was crafted in solid 925 sterling silver and weighs 4.4 grams. It features a brilliant cut, bezel set, tiny, natural diamond. The pendant measures 21x15mm and the chain is 17” long. This darling necklace is in excellent condition!