How To Remove A Stubborn Watch Back

Why do you need to remove a watch back?

Removing the watch back is a crucial step in various watch-related tasks, such as replacing the battery, repairing the movement, or changing the strap. While some watches come with a transparent case back that allows easy access, many timepieces have a solid and stubborn watch back that requires special tools and techniques to remove. Understanding why you need to remove the watch back is essential for any watch enthusiast or professional.

One of the most common reasons to remove a watch back is to replace the battery. Watch batteries have a limited lifespan and will eventually run out of power. By removing the watch back, you can access the battery compartment and replace the old battery with a fresh one. This ensures that your watch continues to keep time accurately and functions properly.

Additionally, removing the watch back is necessary when repairing or servicing the watch movement. The movement is the heart of the watch, consisting of intricate gears, springs, and other components that enable it to function. Over time, these components may require cleaning, lubrication, or repair. Removing the watch back allows watchmakers or technicians to access the movement and perform the necessary repairs or maintenance tasks.

Changing the strap or bracelet is another reason why you may need to remove the watch back. Many watches have bracelets or straps that are attached to the watch case from the back. By removing the watch back, you can detach the old strap or bracelet and replace it with a new one of your choice. This allows you to customize the look of your watch or replace a worn-out strap.

Lastly, removing the watch back can also be necessary for authentication purposes. Some luxury watches have unique serial numbers or markings engraved on the case back, which can help verify the authenticity of the timepiece. Collectors and enthusiasts often need to remove the watch back to inspect these markings or serial numbers and ensure the watch’s authenticity before making a purchase.

Tools you will need

Before attempting to remove a stubborn watch back, it is important to gather the necessary tools. Having the right tools will ensure a safe and efficient removal process. Here are some essential tools you will need:

Case opener tool: This tool is specifically designed to open watch cases. It usually comes with interchangeable tips or blades to fit different types of watch backs. The case opener tool provides leverage and grip, allowing you to apply controlled force to remove the watch back.
Case back wrench: A case back wrench is another useful tool for removing stubborn watch backs. It features adjustable jaws that can grip different sizes of watch cases. The wrench allows you to apply rotational force to unscrew the watch back safely.
Rubber ball: A rubber ball can come in handy when dealing with stubborn screw-down watch backs. By applying pressure and rotating the ball on the back, you can create friction and grip, making it easier to unscrew the watch back.
Suction cup: A suction cup is particularly useful for removing watch backs with a smooth or flat surface. By attaching the suction cup to the watch back, you can create a vacuum and generate the necessary force to lift and remove the stubborn watch back.
Screwdriver: A small, precision screwdriver is essential for removing watch backs held in place by screws. It allows you to unscrew and remove the screws without damaging the watch or slipping.

It is important to note that the specific tools required may vary depending on the type of watch and watch back you are dealing with. Some watches may require specialized tools that are unique to their brand or model. It is recommended to research and ensure you have the appropriate tools for the specific watch you are working on.

Additionally, it is crucial to handle the tools with care and follow proper safety precautions. Using excessive force or the wrong tools can cause damage to the watch or risk injury. If you are unsure about the tools or the removal process, it is always advisable to seek professional assistance or consult the watch’s manufacturer for guidance.

Method 1: Using a case opener tool

Using a case opener tool is one of the most common methods for removing stubborn watch backs. This tool provides leverage and control, making it easier to remove the back without causing any damage. Here’s a step-by-step guide on how to use a case opener tool:

Start by ensuring you have the correct size and type of case opener tip or blade for your watch. Different watches may require different tips, so choose the one that fits securely into the notches or slots on the watch back.
Position the watch in a stable and secure manner, ensuring that the watch face is protected from any accidental damage during the removal process. It is recommended to use a soft cloth or a watch holder to keep the watch in place.
Insert the case opener tool’s tip or blade into the notches or slots on the watch back. Apply gentle pressure and twist the tool counterclockwise. Make sure to maintain a firm grip on the watch and the tool to prevent slipping or losing control.
Continue twisting the case opener tool until the watch back starts to loosen. Be patient and apply even pressure to avoid any sudden movements that may cause damage. Adjust the positioning of the tool if necessary to ensure a secure fit.
Once the watch back is sufficiently loosened, use your fingers to carefully unscrew and remove it completely. Take care not to touch any delicate parts inside the watch or damage the gasket or seal that helps maintain water resistance.
After completing the task, inspect the watch back and the sealing gasket or O-ring for any signs of damage or wear. If necessary, replace the gasket to maintain the watch’s water resistance capabilities.

Remember to handle the case opener tool and the watch back with care to avoid any accidents or damage. If you encounter excessive resistance or difficulty in removing the watch back, it is advisable to seek professional help to prevent any further complications.

Method 2: Using a case back wrench

When dealing with stubborn watch backs that require a more secure grip and rotational force, using a case back wrench can be an effective method. The adjustable jaws of the wrench provide a tight grip on the watch case, allowing for controlled and precise removal. Follow these steps to use a case back wrench:

Before starting, select the appropriate size of the case back wrench that matches the diameter of the watch case. Most case back wrenches have adjustable jaws that can accommodate various sizes.
Place the watch face down on a soft cloth or watch holder to prevent any scratches or damage to the front of the watch. Ensure the watch is stable and won’t move during the removal process.
Hold the case back wrench with one hand and adjust the jaws to fit securely onto the notches or indentations on the watch back. Make sure the wrench is properly aligned and seated on the watch case.
Apply gentle, but firm, rotational force in a counterclockwise direction to unscrew the watch back. It is essential to maintain a steady grip on the wrench to prevent slipping, which could potentially damage the watch or cause injury.
Continue turning the wrench until the watch back starts to loosen. Be patient and avoid using excessive force, as it may damage the threading or other components. If you encounter extreme resistance, it’s recommended to seek professional assistance.
Once the watch back is sufficiently loosened, carefully unscrew and remove it using your fingers. Take care not to touch any delicate parts inside the watch or accidentally drop the watch back.
After successfully removing the watch back, inspect the gasket or sealing ring for any signs of damage. If necessary, replace the gasket to maintain water resistance and ensure the watch’s integrity.

Using a case back wrench requires a steady hand and coordination to ensure a safe and successful removal. If you face any difficulties or lack confidence, it is always wise to consult a professional or experienced watchmaker for assistance.

Method 3: Using a rubber ball

If you’re dealing with a stubborn screw-down watch back, using a rubber ball can provide the necessary grip and friction to loosen and remove it. This method is particularly effective for watches with a smooth or flat surface. Follow these steps to use a rubber ball to remove a stubborn watch back:

Start by selecting a rubber ball that is small enough to fit in your hand but large enough to create sufficient friction on the watch back. Opt for a ball that is soft and pliable to ensure a good grip.
Hold the watch securely in one hand, ensuring that the watch face is protected from any potential damage during the removal process. You can use a soft cloth or a watch holder to keep the watch in place.
Take the rubber ball in your other hand and firmly press it against the surface of the watch back. Apply steady pressure while using a twisting motion to create friction between the ball and the watch back.
Continue rotating the rubber ball counterclockwise to loosen the watch back. Make sure to maintain a firm grip on the watch and the rubber ball to prevent slipping or losing control.
Be patient and persistent while applying pressure and rotating the rubber ball. The friction created by the rubber ball will gradually loosen the watch back, making it easier to remove.
Once the watch back is sufficiently loosened, carefully unscrew and remove it using your fingers. Take caution not to touch any delicate parts inside the watch or accidentally drop the watch back.
After successfully removing the watch back, inspect the gasket or sealing ring for any signs of damage. Replace the gasket if necessary to ensure the watch maintains its water resistance.

Using a rubber ball is a cost-effective and easily accessible method to remove stubborn watch backs. However, be cautious not to apply excessive force, as it may cause damage to the watch or your hand. If you encounter significant resistance or are unsure about this method, consult a professional watchmaker for assistance.

Method 4: Using a suction cup

If you’re dealing with a watch back that has a smooth or flat surface, using a suction cup can be an effective method to remove it. The suction cup creates a vacuum, allowing you to exert the necessary force to lift and detach the watch back. Follow these steps to use a suction cup for removing a stubborn watch back:

Start by selecting a small-sized suction cup that can securely adhere to the smooth surface of the watch back. Ensure that the suction cup is clean and free from any dust or debris that may affect its effectiveness.
Hold the watch securely in one hand, being mindful of protecting the watch face from any potential damage during the removal process. You can use a soft cloth or a watch holder to keep the watch in place.
Press the suction cup firmly against the center of the watch back, ensuring a strong seal and creating a vacuum. Apply even pressure to ensure a secure grip between the suction cup and the watch back.
Gently lift the suction cup, creating a pulling force on the watch back. This pulling force, combined with the vacuum seal, will gradually loosen the watch back from its sealed position.
Continue lifting the suction cup while exerting gentle force, making sure not to apply excessive pressure that may damage the watch or cause the suction cup to detach.
Once the watch back is sufficiently loosened, carefully lift and remove it using your fingers. Take care not to touch any delicate parts inside the watch or accidentally drop the watch back.
After successfully removing the watch back, inspect the gasket or sealing ring for any signs of damage. If needed, replace the gasket to maintain the watch’s water resistance capabilities.

Using a suction cup is a convenient and non-intrusive method for removing stubborn watch backs with smooth surfaces. However, ensure that the suction cup provides a strong seal and grip before attempting to remove the watch back. If you encounter significant resistance or are unsure about this method, it is advisable to seek professional assistance to prevent any damage to the watch.

Method 5: Using a screwdriver

If you have a watch with a screw-down case back or screws holding the back in place, using a screwdriver can be an effective method for removal. This method requires precision and care to avoid damaging the watch or stripping the screws. Follow these steps to use a screwdriver to remove a stubborn watch back:

Start by selecting a small-sized precision screwdriver that fits perfectly into the screw heads on the watch back. Ensure that the screwdriver’s tip is in good condition and fits securely without slipping or damaging the screws.
Hold the watch securely in one hand, ensuring that the watch face is protected from any potential damage during the removal process. You can use a soft cloth or a watch holder to keep the watch in place.
Identify the screws securing the watch back and carefully insert the tip of the screwdriver into the screw head. Apply gentle downward pressure to ensure the screwdriver engages properly and does not slip.
Using a steady hand, rotate the screwdriver counterclockwise to unscrew the screws. It is crucial to maintain a firm grip on the screwdriver to prevent any slips that may cause damage to the watch or strip the screws.
Continue unscrewing the screws until they are loosened enough to remove. Take care not to completely loosen the screws while the watch back is still in place to avoid any accidental drops or damage to the watch.
Once the screws are sufficiently loosened, carefully remove them using the screwdriver. Take note of the position and placement of the screws to ensure proper reassembly later.
Gently lift and remove the watch back using your fingers, being cautious not to touch any delicate parts inside the watch or accidentally drop the watch back.
After successfully removing the watch back, inspect the gasket or sealing ring for any signs of damage. If required, replace the gasket to maintain the watch’s water resistance capabilities.

Using a screwdriver is a precise method that requires attention to detail and careful handling. If you feel unsure or encounter resistance while using this method, it is recommended to consult a professional watchmaker for assistance to prevent any potential damage to the watch.

Precautions to take while removing the watch back

Removing the watch back requires caution to ensure the safety of both the watch and yourself. Here are some important precautions to keep in mind:

Secure the watch: Before starting the removal process, ensure that the watch is held securely in place. Use a soft cloth or a watch holder to prevent any scratches or accidental drops.
Choose the appropriate method and tools: Select the method and tools that are suitable for your specific watch type and its back design. Using the wrong method or tools can result in damage to the watch or injury to yourself.
Apply gentle pressure: It is crucial to apply steady, but not excessive, pressure when attempting to remove the watch back. Applying too much force can damage the watch or cause it to slip, leading to potential accidents.
Protect the watch face: Take special care to protect the watch face from any accidental scratches or impact during the removal process. Cover it with a soft cloth or watch holder to ensure it remains unharmed.
Avoid touching delicate parts: When removing the watch back, avoid touching any delicate parts inside the watch, such as the movement or delicate springs. Mishandling these parts can lead to their damage or misalignment.
Inspect the gasket or sealing ring: After removing the watch back, carefully examine the gasket or sealing ring. Look for any signs of damage or wear and replace it if necessary to maintain the watch’s water resistance.
Seek professional help if unsure: If you lack experience or encounter significant resistance when removing the watch back, it is best to seek assistance from a professional watchmaker. They have the expertise and tools to safely handle the task and minimize any potential risks.

By following these precautions, you can ensure a safe and successful removal of the watch back without causing any damage to the timepiece. Taking the necessary care during the process will help maintain the integrity of the watch and extend its lifespan.

Troubleshooting common issues

While removing a watch back, you may encounter certain issues that can make the process more challenging. Here are some common issues and troubleshooting tips to help you overcome them:

Tight or stuck watch back: If the watch back is extremely tight or stuck, try applying a small amount of penetrating oil or watch lubricant around the edges. Gently tap the watch back with a rubber mallet or use a wooden dowel to create light vibrations that might help loosen the back.
Stripped screws: If you accidentally strip the screws while attempting to loosen them, carefully use a rubber band or a small piece of adhesive tape between the screwdriver tip and the screw head. The extra grip from the rubber band or tape might help loosen the stripped screw.
Damaged gasket or seal: If you notice that the gasket or sealing ring is damaged while removing the watch back, it is essential to replace it to maintain water resistance. Consult the watch’s manufacturer or a professional watchmaker to obtain the appropriate replacement gasket.
Excessive resistance: If you encounter significant resistance or difficulty while trying to remove the watch back, avoid using excessive force as it can cause damage. Stop the removal process and seek professional assistance to prevent any further complications.
Lack of necessary tools: If you do not have the required tools or are unsure about the removal process, it is advisable to consult a professional watchmaker. They have the expertise and tools needed to safely remove the watch back without causing any damage to the watch.

It is important to approach any issues that arise during the watch back removal process with caution. If in doubt or if you encounter significant challenges, seeking professional assistance is always a wise decision to protect the integrity of the watch.