This lovely vintage authentic pendant and chain necklace is from Tiffany & Co. It is crafted from sterling silver and 18k yellow gold featuring an open heart pendant in silver with a ribbon bow in yellow gold tied on one side lower part of the heart. It is signed by the designer with the metal content.Material: sterling silver 18k yellow goldHallmark: Tiffany & Co. 925 750 1990Measurements: chain is: 18" long Pendant: 0.51" tall x 0.57" wide x 0.13" highWeight: 3.1 grams