Contents

CONTENTS
FEATURES
BEFORE USING
FUNCTIONS OF SOLAR POWERED WATCH
- Insufficient Charge Warning Function
- Stop Warning Function
- Time Setting Warning Function
- Overcharge Prevention Function
NOTES ON USE
NOTES ON CHARGING
NAMES OF PARTS
TIME REQUIRED FOR CHARGING
CHANGING THE MODES
SETTING THE TIME
SETTING THE CALENDAR
- Leap year adjustment
USING THE ALARM
- Setting the Alarm
- Switching the Alarm ON and OFF
- Alarm Sound Monitor
USING THE CHRONOGRAPH
- Chronograph Measurement
- Chronograph Split Measurement
IN THESE CASES
CHECKING AND ADJUSTING EACH HANDS 0 POSITION
PRECAUTIONS
SPECIFICATIONS

Citizen 870 Instruction Manual

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Citizen 870 Watch Specification

The Citizen 870 Watch is a sophisticated timepiece designed to merge technology with classic aesthetics. It features an Eco-Drive movement, which harnesses light from any source and converts it into energy, eliminating the need for battery replacements. The watch showcases a sleek stainless steel case that provides durability while maintaining a polished appearance. The dial is protected by a scratch-resistant sapphire crystal, ensuring clear visibility and longevity. With water resistance up to 100 meters, the Citizen 870 is suitable for everyday wear and light water activities. The watch includes a perpetual calendar, automatically adjusting for varying month lengths and leap years, thus offering precision in timekeeping without manual intervention. Its chronograph function allows the measurement of elapsed time, adding a layer of functionality for those who require precise timing capabilities. The luminous hands and markers ensure readability in low-light conditions, enhancing its practicality. Additionally, the watch is equipped with a dual time feature, catering to those who travel frequently by allowing the display of a second time zone. The design is completed with a comfortable and stylish stainless steel bracelet, featuring a fold-over clasp with a push-button release for secure fitting. The Citizen 870 Watch combines advanced technology with timeless design elements, making it a versatile and reliable choice for watch enthusiasts.

Citizen 870 Watch F.A.Q.

How do I set the time and date on my Citizen 870 watch?

To set the time and date, pull the crown out to the first click. Rotate the crown clockwise to set the time and counterclockwise to set the date. Push the crown back in once the correct time and date are set.

How can I troubleshoot if the hands on my Citizen 870 watch are misaligned?

If the hands are misaligned, pull the crown out to the second click and rotate it until the hands align correctly. If the issue persists, consider seeking professional servicing.

What should I do if my Citizen 870 watch stops unexpectedly?

Check if the battery needs replacement or if the watch requires recharging. If the watch is solar-powered, ensure it gets sufficient light exposure.

How do I care for and maintain my Citizen 870 watch?

Regularly clean the watch with a soft cloth, avoid exposing it to extreme temperatures, and have it serviced every couple of years.

Is it safe to swim with my Citizen 870 watch?

Check the water resistance rating of your specific Citizen 870 model. If it is rated for swimming, ensure the crown is fully secured before exposure to water.

Why is my Citizen 870 watch not holding a charge?

Ensure the watch is exposed to adequate light sources if it is solar-powered. If the problem persists, the battery may need replacing.

How do I use the chronograph function on my Citizen 870 watch?

Press the top button to start and stop the chronograph. Use the bottom button to reset it. Refer to the manual for detailed instructions on intermediate timing.

What should I do if the crown of my Citizen 870 watch is stiff?

Try gently turning the crown back and forth to loosen it. If it remains stiff, consider taking the watch to a professional for lubrication or servicing.