| Jaeger-LeCoultre Watch Index | Internet Wristwatch Index | How to regulate mechanical watches |
| y = yellow, p = pink, w = white, PR = power reserve, thickness = height, WR = water resistance |
| Case | Dial | Bracelet | Calibre | Model Number |
| pink gold | white | dark brown leather | 977 | 700 24 20 |
| steel | white | steel | 977 | 700 81 20 |
| steel | white | black leather | 977 | 700 84 20 |