The Complete Guide to Citizen Eco-Drive Watch Manual H820

Introduction
The Citizen Eco-Drive Watch H820 series is renowned for its cutting-edge technology and timeless design. This guide will provide a comprehensive overview of the H820 model, covering its features, operation, and maintenance. Designed to be user-friendly yet sophisticated, the Eco-Drive H820 is a favorite among watch enthusiasts.

1. Understanding Your Citizen Eco-Drive H820
1.1 Overview
The Citizen Eco-Drive H820 is a solar-powered watch, which means it converts light into energy to power the watch. This eliminates the need for battery replacements and ensures consistent performance. The H820 model combines traditional craftsmanship with modern technology, offering a durable and reliable timepiece.

1.2 Key Features

• Solar Power: The watch is equipped with an Eco-Drive movement, harnessing both natural and artificial light to keep it running.
• Date and Time Functions: Includes an accurate timekeeping mechanism with date display.
• Water Resistance: The H820 is designed to withstand daily splashes and can endure immersion in water up to 100 meters.
• Chronograph Function: Allows for precise timing with start, stop, and reset capabilities.
• Durable Construction: Built with high-quality materials such as stainless steel and sapphire crystal for enhanced durability.

2. Operating Your Citizen Eco-Drive H820
2.1 Setting the Time

1. Pull the crown out to the second position.
2. Turn the crown to set the correct time.
3. Push the crown back in to complete the setting.

2.2 Adjusting the Date

1. Pull the crown out to the first position.
2. Turn the crown to adjust the date.
3. Push the crown back in to finish.

2.3 Using the Chronograph

1. Press the top button to start the chronograph.
2. Press the top button again to stop it.
3. Press the bottom button to reset the chronograph to zero.

3. Maintaining Your Citizen Eco-Drive H820
3.1 General Care

• Cleaning: Regularly clean the watch with a soft cloth. For stubborn stains, use a mild soap solution and a soft brush.
• Avoiding Extreme Conditions: Keep the watch away from extreme temperatures and magnetic fields to ensure optimal performance.

3.2 Battery Maintenance
Though the Eco-Drive system reduces the need for battery replacements, if the watch is not exposed to light for extended periods, it may require a recharge. Place it in a well-lit area to ensure the battery remains charged.

3.3 Professional Servicing
Have your watch serviced by a professional every few years to maintain its accuracy and functionality. A professional service can include cleaning, lubrication, and parts replacement if needed.

4. Troubleshooting Common Issues
4.1 Watch Not Running
If the watch stops running, it may be due to a lack of light exposure. Place it under a light source for several hours to recharge.

4.2 Chronograph Not Working Properly
If the chronograph function is not operating correctly, it may need resetting or professional servicing. Ensure the buttons are not jammed and consult the manual for additional troubleshooting steps.

4.3 Date Display Incorrect
If the date display is incorrect, ensure the time is set accurately, especially around midnight. Adjust the date and time settings as described above.

5. Conclusion
The Citizen Eco-Drive Watch H820 is a sophisticated timepiece that blends modern technology with classic design. By understanding its features, proper operation, and maintenance, you can ensure that your watch remains a reliable companion for years to come. Whether you are a watch enthusiast or a casual wearer, the H820 offers precision, durability, and style.

Table of Features and Specifications

Feature	Description
Power Source	Solar-powered Eco-Drive system
Water Resistance	Up to 100 meters
Material	Stainless steel, sapphire crystal
Functions	Date display, chronograph
Maintenance	Regular cleaning, professional servicing recommended

6. Additional Resources
For further information, consult the official Citizen website or reach out to customer service. Refer to the detailed manual included with your watch for specific instructions and maintenance tips.

Summary
The Citizen Eco-Drive H820 is a versatile and reliable watch that combines advanced technology with user-friendly features. Regular maintenance and proper care will ensure that this timepiece continues to perform optimally. Enjoy the precision and elegance of your Citizen Eco-Drive H820 and appreciate its craftsmanship for years to come.