| Beschriftung Zifferblatt / Marking Dial | Alpina (Gruen) |
|---|---|
| Uhrwerk / Caliber | 877 |
| Modellname / Model Name | Alpina-Gruen Tecno (identically constructed with Gruen Techni-Quadron and Rolex Prince) |
| Baujahr / Year | 1928-1934 |
| Copyrights Photos | photographs courtesy of anker-zeit (http://www.ebay.com/sch/anker-zeit/m.html?) |
