The fountain pen's nib is made in 14K gold plated partially in platinum
and sharpening
The cap and barrel in all versions are made of marbled Auroloide
Brand Ball Line Engineer Master II Reference DG2232A-PC-BE Movement Automatic Caliber Ball RR1501 Jewels 25 jewels Power Reserve 38 Hours Frequency 28800 A/h Case Material Stainless steel Dial color Blue Crystal Anti-reflective Sapphire Thickness 14
Brand Montegrappa Line Zero Zodiac Reference ISZEZ-4Y-O2 Material Montegrappite Resin Material Steel and PVD Gold Color Orange Trim Sapphire Nib 14k Gold Filling System Cartridge / Converter Closing System Screw-on Closed length 143 mm
S.T. Dupont Montecristo La Nuit Cufflinks, Lacquer, Lacquer, Blue, 005715 nakaya-cigar The fountain pen's nib isLine Limited Edition Reference 005715 Material Lacquer Material Palladium Color Blue Clasp Whale back closure Warranty 2 years Country of Manufacture France Additional information: The Montecristo "La Nuit" line, inspired by the novel by Alexandre Dumas, "The Count of Monte Cristo", where the hero Edmond Dants spent much of his life in darkness, far from his beloved, abandoned by all, and imprisoned on an island, experienced truly turbulent and harsh