Model overview Model series
Datograph Perpetual
Style
Men's watch, dress watch
Warranty
2 years Authorized International Warranty
Movement Movement
Mechanical, hand-wound, a. Lange & Söhne in-house, l952.1
Case Case back
Scratch resistant sapphire crystal
Glass
Scratch resistant sapphire crystal
Dial Markers
Roman numerals and index markings
Strap Material
Leather, crocodile
Buckle
Tang type buckle, platinum
Alternative model numbers