Casio Watch Battery Size Chart

Introduction

When it comes to maintaining a Casio watch, knowing the correct battery size is crucial. Casio, a renowned brand in the watch industry, uses a variety of battery sizes across their different models. This comprehensive guide will provide you with detailed information about Casio watch battery sizes, helping you choose the right battery for your timepiece.

Understanding Watch Batteries

Watch batteries, also known as button cells or coin cells, are small and compact, designed to fit into the tiny spaces within a watch. They come in various sizes and types, each suited for different watch models. Casio watches use several battery types, each with its own specific dimensions and voltage.

Common Casio Watch Battery Sizes

Casio watches typically use the following battery sizes:

1. CR2016 - 20mm in diameter and 1.6mm in thickness.
2. CR2025 - 20mm in diameter and 2.5mm in thickness.
3. CR2032 - 20mm in diameter and 3.2mm in thickness.
4. SR626SW - 6.8mm in diameter and 2.6mm in thickness.
5. SR927W - 9.7mm in diameter and 2.7mm in thickness.
6. SR916SW - 9.5mm in diameter and 1.6mm in thickness.

Each of these batteries is designed to fit specific Casio watch models. Let’s delve into more details about these battery types and their corresponding Casio watches.

1. CR2016 Battery

The CR2016 is a commonly used battery in many Casio watches. Its compact size makes it suitable for thin watches and watches with limited space. The CR2016 battery typically provides a voltage of 3V and has a capacity of about 90mAh.

Examples of Casio Watches Using CR2016:

• Casio F91W
• Casio A168W

2. CR2025 Battery

Slightly thicker than the CR2016, the CR2025 also provides 3V of power. It has a larger capacity of approximately 160mAh, making it suitable for watches that require a bit more energy.

Examples of Casio Watches Using CR2025:

• Casio G-Shock DW-5600E
• Casio Baby-G BGA-150

3. CR2032 Battery

The CR2032 is one of the most popular battery sizes for Casio watches due to its widespread use and availability. With a thickness of 3.2mm and a capacity of around 225mAh, it offers a long-lasting power supply.

Examples of Casio Watches Using CR2032:

• Casio F105W
• Casio W-800H

4. SR626SW Battery

The SR626SW battery is a silver-oxide battery, which provides a higher voltage of 1.55V compared to lithium batteries. It is commonly used in watches that require a slim profile and consistent power.

Examples of Casio Watches Using SR626SW:

• Casio MTP-V002D-7B3
• Casio LTP-V002D-7B3

5. SR927W Battery

The SR927W is another silver-oxide battery, slightly thicker than the SR626SW. It has a capacity of about 40mAh and is used in watches that need a bit more energy.

Examples of Casio Watches Using SR927W:

• Casio MQ24-1B3
• Casio MTP-V002D-1B3

6. SR916SW Battery

With a thickness of 1.6mm, the SR916SW is one of the thinnest batteries used in Casio watches. It provides a voltage of 1.55V and is suitable for very slim watch models.

Examples of Casio Watches Using SR916SW:

• Casio LQ-139A-1B3
• Casio MTP-V002D-7B3

How to Replace Your Casio Watch Battery

Replacing the battery in a Casio watch can be a straightforward process, but it requires care and precision. Follow these steps to ensure a successful replacement:

1. Gather Tools: You will need a small screwdriver, a case opener tool, and a new battery.
2. Open the Watch Case: Use the case opener tool to carefully pry open the watch case back.
3. Remove the Old Battery: Gently lift the old battery out of its compartment.
4. Insert the New Battery: Place the new battery into the compartment, ensuring it is correctly oriented.
5. Close the Watch Case: Press the case back into place and ensure it is securely closed.

Maintaining Your Casio Watch

To prolong the life of your Casio watch battery, consider the following tips:

• Avoid Exposure to Extreme Temperatures: Heat and cold can affect battery performance.
• Keep the Watch Clean: Regularly clean your watch to prevent dirt from affecting the battery and internal mechanisms.
• Store Properly: If you’re not wearing your watch for an extended period, store it in a cool, dry place.

Conclusion

Knowing the correct battery size for your Casio watch is essential for maintaining its functionality. By understanding the various battery types and their uses, you can ensure your watch continues to perform accurately and reliably. Refer to this guide whenever you need to replace your watch battery, and follow the maintenance tips to keep your Casio watch in excellent condition.