Technical data
| Manufacturer: | Junghans |
| Caliber: | 670/5 |
| Size: | 5 1/2''' |
| A/h: | 18000 |
| Number of jewels: | 17 |
| Escapement: | Pallet lever |
| Balance types: |
Nickel anular balance |
| Shock protection(s): |
Junghans |
| Balance bearing / direction hairspring: | Counterclockwise |
| Moveable stud: | yes |
| Adjust mechanism: | Hairspring key |
| Construction: |
|
| Winding mechanism: | yoke winding system |
| References: |
Flume: K3 - |
| Mentioning in literature (years): | 1968 |