- Code : 410.025E
- Gender : Mens
- Style Number : 410.025E
- Also Called : 410025E
- Series : Datograph Perpetual
- Case : Platinum
- Dial Color : Silver
- Movement : Manual Winding COSC
- Functions : Hours, Minutes, Chronograph, Perpetual calendar, Tachometer (on flange)
- Crystal : Sapphire - Anti-reflective
- Case Diameter : 41.0mm
- Case Thickness : 13.5mm
- Caseback : Transparent Exhibition Display Back secured by six screws with Hallmarks and Lange engravings
- Bezel Material : Platinum
- BezelFunction : Fixed
- Crown : Platinum, Fluted with A Lange Soehne engraving
- Calendar : Perpetual calendar: large date, moon-phase, day-of-week, month, leap-year, day/night indicator
- Watch Bracelet Strap : Leather - Black Crocodile with 7 perforations.
- Watch Clasp : Platinum DEPLOYANT Buckle
- Watch Bracelet Length : 8.5inches
- Watch Bracelet Width : 17.0 - 20.0mm
- Brand : A Lange & Sohne
ALange/A Lange Sohne/Datograph Perpetual/410.025E