Urofa 522
Description
The Urofa caliber 522 (also known as Alpina caliber 659) was made in the late 1930ies in Glashütte, Germany. It reminds in color and form of an pocketwach movement, but it was used in ladies' watches.
With 15 jewels, anchor escapement and non-shockprotected screw balance was an up-to-date movement of that time.
Urofa 522 dial side
Technical data
| Manufacturer: | Urofa |
| Caliber: | 522 |
| Caliber base: | Urofa 52 |
| Size: | 8 3/4''' |
| A/h: | 18000 |
| Number of jewels: | 15 |
| Escapement: | Pallet lever |
| Balance types: |
Nickel screw balance |
| Shock protection(s): |
none |
| Balance bearing / direction hairspring: | Clockwise |
| Moveable stud: | no |
| Adjust mechanism: | Long regulator arm |
| Construction: |
|
| Winding mechanism: | yoke winding system |
| Setting lever spring: | 3 hole(s) |
| References: |
Flume: 1947 22 |
| Production figures: | 800.000 |
Usage gallery
Dugena ladies' watch