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-proof sapphire crystal
Glass
Scratch-proof sapphire crystal
Dial Markers
Roman numerals and index markings
Strap Buckle
Folding clasp, Platinum
Alternative model numbers