Otero 25 / Dugena 818
Description
The Otero 25 (Dugena also called it Dugena 818) is a common ladies' watch form movement from germany. It is equipped with a screw balance, which runs in a Trishock-like protection system and contains a long regulator arm. On the dial side, there’s a rocking bar winding mechanism.
Otero 25 dial side
Technical data
| Manufacturer: | Otero |
| Caliber: | 25 |
| Size: | 5 3/4 x 8 1/2''' |
| A/h: | 18000 |
| Number of jewels: | 17 |
| Escapement: | Pallet lever |
| Balance types: |
Nickel screw balance |
| Shock protection(s): |
? |
| Balance bearing / direction hairspring: | Clockwise |
| Moveable stud: | no |
| Adjust mechanism: | Long regulator arm |
| Construction: |
|
| Winding mechanism: | rocking bar winding system |
| Setting lever spring: | 2 hole(s) |
| References: |
Flume: 1952 33 |
| Mentioning in literature (years): | 1959 - 1960 |
Usage gallery
Dugena ladies' watch