CARTIER Cartier Trinity Must fountain pen in brushed silver-tone metal, with a tri-gold-plated ring on the cap. Serial number 7918. In its original case. Included is a Cartier box containing an original red ink cartridge and a nib straightening disc, as well as another box with two nib straightening discs. Comes with its warranty booklet in a leather case and a certificate of authenticity dated 12/11/1982. Shows signs of use.