Description
The form movement caliber 55 of Durowe is a contemporary movement of the 1940ies or 1950ies, wich no shock protection but a Glucydur screw balance and cap jewels for the anchor wheel.
Technical data
Manufacturer: | DuRoWe |
Caliber: | 55 |
Size: | 5 1/4''' (measured: 12,8 x 19,2mm) |
A/h: | 18000 |
Number of jewels: | 15/17 |
Escapement: | Pallet lever |
Balance types: |
monometallic screw balance (two legs) |
Shock protection(s): |
none |
Balance bearing / direction hairspring: | Counterclockwise |
Moveable stud: | no |
Adjust mechanism: | Hairspring key |
Construction: |
|
Construction type: | solid construction |
Winding mechanism: | yoke winding system |
Setting lever spring: | 2 hole(s) |
Attachment of setting lever: | screwed |
References: |
Feilner: Bl.41 3651 Flume: 1952 32 |
Mentioning in literature (years): | 1953 - 1954 |
Inventory number: | 23042 |