8730 watch operation manual, including basic performance, product style, time and calendar adjustment, week adjustment, age adjustment, date and month adjustment, time adjustment, etc.
This manual provides an overview of the Eco‑Drive COMPLICATION 8730 solar‑powered watch, including its basic functions and charging requirements. It details how to prepare the watch for use by charging it according to the specified standards.
The guide then walks the user through adjusting the time, calendar, weekday, month, and moon‑age, with special notes on avoiding adjustments between 9 PM and midnight and instructions for handling month‑end transitions. This manual is written in Chinese.
| Power source | Solar (Eco‑Drive) |
|---|---|
| Model | 8730 |
| Display language | English for month, week, and moon age |
Do not adjust the date between 9 PM and 0 AM, otherwise the date will not change automatically.
Pull the crown to position 1, press the month‑adjust button, and rotate the crown left or right to select the desired month.
Adjust in the order: Weekday → Moon age → Date and month → Time.