RONDA 505.24D Movements Caliber User Manual
- June 6, 2024
- RONDA
Table of Contents
RONDA 505.24D Movements Caliber
RONDA powertech
- – 505.24D / 515.24D
- – 505.24H / 515.24H
- – 507 / 517
- – 509 / 519
You have decided to buy a watch, which was assembled by a watchmaker using a
Ronda movement. Please note that no watches are produced or distributed under
the Ronda brand.
In case of repairs, guarantee claims and questions concerning the functioning
of a watch, purchasers and consumers should contact their retailer or the
watch manufacturer, for which the relevant information can be found in the
sales or guarantee documentation pro-vided with the watch.
Cal. 505.24D / 515.24D
Cal. 505.24H / 515.24H
Pos. I Position of rest (watch running)
Pos. II Quick-change correction of the date
The date can also be corrected during the day-changing phase between 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.
Quick-change correction for 24-hour display
- Pull the crown out to position II (watch still running).
- Turn the crown anticlockwise until the desired time 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.
Cal. 507 / 517
Pos. I Position of rest (watch running)
Pos. II Quick-change correction of the date
The date can also be corrected during the day-changing phase between 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.
Quick-change correction for day of the week
The blocking time for the day of the week quick-change correction is from
approx. 10 pm and midnight.
- – The second language always first appears around 24.00hrs for about 2 hours, until the display changes to the required language.
- – Pull the crown out to position II (watch still running).
- – Turn crown anticlockwise until the desired day of the week appears in the required language.
- – Push the crown back into position.
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.
Cal. 509 / 519
Pos. I Position of rest (watch running)
Pos. II Quick-change correction of the 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).
- – T urn 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.
Applies to all calibers:
Battery type: 371 / SR920SW (Ø 9.5 mm x 2.05 mm)
Accuracy: +20 / -10 seconds per month
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