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General| Movement | Quartz |
|---|---|
| Caliber | 3B51 |
| Case Material | Stainless Steel |
| Accuracy | ±15 seconds per month |
| Battery Life | Approximately 3 years |
| Water Resistance | 30 meters |
| Strap Material | Stainless Steel |
| Jewels | 0 |
| Functions | Time, Date |
Safety warnings for using the watch, including water resistance and handling precautions.
Overview of the watch's primary functions such as solar charging and radio wave time adjustment.
Identification of watch parts like the crown, buttons, and dial indicators.
How to check the watch's remaining battery power by observing the second hand movement.
Guidance on verifying if the watch's time is accurate and how to adjust it if necessary.
Explanation of how the watch receives radio signals to automatically set the correct time.
Details on automatic and manual procedures for receiving radio signals to adjust time.
Information on optimal locations and conditions for receiving radio signals.
Tips for enhancing the watch's ability to receive radio signals effectively.
Instructions on exposing the watch dial to light to charge its battery.
Table showing estimated charging times under different light conditions.
How the watch indicates low energy with second hand movement.
Explanation of the power-saving modes to reduce energy consumption.
Overview of setting overseas local times and understanding time differences.
Step-by-step guide on adjusting the watch for different time zones.
A table of major cities and their time differences from Tokyo.
Routine maintenance tips for keeping the watch clean and in good condition.
Information on different water resistance ratings and their usage conditions.
How magnetic fields affect the watch and precautions to take.
Instructions for cleaning and maintaining different types of watch bands.
Explanation of the luminous paint for low-light visibility.
Steps to manually initiate radio signal reception for time adjustment.
Solutions for when the watch fails to receive radio signals.
Troubleshooting common problems like hand movement, charging, and operational errors.
Procedures to reset the watch and re-establish normal function.
Overview of the watch's core technical specifications and functions.
Details on the secondary battery and its operational duration.
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