| Lange & Sohne Watch Index | Internet Wristwatch Index | How to regulate mechanical watches |
| Calibre | Case | Strap | Dial | Diameter (mm) |
Height (mm) |
Model Number |
| L952.1 | platinum | croc | silver | 41 | 13.5 | 410.025 |
| L952.1 | platinum | platinum | silver | 41 | 13.5 | 410.425 |
| Link to Datograph-Perpetual section of A. Lange & Sohne website |