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Cal. 507 / 517

Cal. 509 / 519

-

Pos. III 

Setting the time
–  Pull the crown out to position III (watch stopped).
–  Turn the crown, until the current time is displayed 

(remember the 24-hour cycle).

–  Push the crown back into position I.

Pos. I  

Position of rest (watch running)

Pos. II  Quick-change correction for date

The date display comprises a 2-disc system. For  

construction reasons, on the first day of a new month,  

the date must be set on 01 via the quick-change  

method passing through 31–39.
The date can also be changed during the day-changing 

phase between approx. 10 pm and midnight. The date of 

the following day has to be set, because no automatic 

date change takes place at midnight.

–  Pull the crown out to position II (watch still running).
–  Turn the crown clockwise until the required date appears.
–  Push the crown back into position I.

Pos. III 

Setting the time
–  Pull the crown out to position III (watch stopped).
–  Turn the crown, until the current time is displayed 

(remember the 24-hour cycle).

–  Push the crown back into position I.

0

9

 / 201

7

Applies to all calibers: 

Battery type: 371 / SR920SW

 (Ø 9.5 mm x 2.05 mm)

Precision: +20 / -10 seconds per month

I II III

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