Every link is marked Tiffany & Co. And the font depicted is a early font used by the watch department in early 1900s. It is also stated by professional Tiffany dealers assay marks were not present on many Tiffany jewelry pre 1920.. Thanks and have a wonderful day. This item is in the category "Jewelry & Watches\Watches, Parts & Accessories\Watch Accessories\Chains & Fobs".The seller is "chrisresellit" and is located in this country: US. This item can be shipped to United States, Canada.