| Beschriftung Zifferblatt / Marking Dial | Gruen Precision Curvex |
|---|---|
| Uhrwerk / Caliber | 311 |
| Modellname / Model Name | 255 |
| Baujahr / Year | 1937 |
| Copyrights Photos | photographs courtesy of roderickmichaelsjewelers(http://www.ebay.com/sch/roderickmichaelsjewelers/m.html?) |
