Tiffany & Co. on Twitter: "The Return to Tiffany® key ring debuted in 1969. Each one sold was assigned a serial number and registered so that if lost, it could be returned
Tiffany & Co Sterling Silver Hotel Key Ring Gold and Silver Brokers | Ruby Lane
Tiffany & Co. / 1990~2000's / I LOVE NY Keyring / Sterling Silver 925 / Used|Goods,Accessory