This manual introduces the operations of watch's time, custom memo, world time, countdown timer, stopwatch, alarm, illumination, etc.
This manual covers the watch's parts, functions and settings. It explains how to use the timing, world‑time, alarm, stopwatch, timer and illumination features, and how to customize memory settings.
The guide also includes reference data such as a city code table for time‑zone offsets, specifications, operation notes, and maintenance instructions to keep the watch running correctly. This manual is written in Japanese.
| Model number | 3163 |
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