| Blancpain Watch Index | Lange & Sohne Watch Index | How to regulate mechanical watches |
| Case | Dial | Thickness (mm) |
Diameter (mm) |
Bracelet | Calibre | Model Number | Ltd Edtn (pieces) |
| steel | black | 13.7 | 40 | steel | F186 | 2086F-1130M-71 | no |
| platinum | black | 14.4 | 38 | leather | 23F9A | 2189F-3430-63B | 99 |
| Link to Leman Split-seconds chrono section of Blancpain website |