Grönefeld collection
Grönefeld 1896 One Hertz
1 reference. Open one for its full specification and dial versions.
- References
- 1
- In production
- 0
- Case sizes
- 43 mm
About the collection
The One Hertz has dead-beat seconds, which jump once a second like a quartz watch but are driven mechanically. The catalog lists it in red gold. Dealers check the papers.
References
| Reference | Model | Size | Dial | Caliber | Years |
|---|---|---|---|---|---|
| 1896 One Hertz Red Gold | 1896 One Hertz Red Gold | 43 mm | Silver | G-02 | — |