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How to Open a Snap Off Case Back

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Learn How to Open a snap off watch case back
with this Easy to Follow Guide

Opening a watch back is pretty easy, you just need to identify what kind of watch case back you have and then get the right tools to open it. In this article, we will be addressing how to open a watch case back that is a screw down watch case back. You can tell that a watch case back is a screw down case by looking at the back: if it has notches regularly placed on the case back, that is an indication it is a screw down watch.

Tools Needed:
A Watch Case Knife or a Bench Knife
Optional: Magnifier or Eye Loupe

Step 1

#1) Before you start, you may need to remove the watch band so that your tools can fit on the watch back. Read this article on How to Remove your Watch Band for help.

Step 2

#2) Take the watch case in your hand and find the notch or tab that will help you pry the back off. It may just be a slight cut or indentation so you might want to use an eye loupe or other magnifier to help you find it.

step two find the notch on the back of the watch

Step 3

#3) Once you have identified the indent or tab, turn the watch case so it will be easily accessible and slide your bench knife's blade under the tab with your other hand.

step three slide the blade under the notch

Step 4

#4) Once the blade is in place, use it like a lever to pop the back open. Gently push the handle away from the watch back by slightly twisting your wrist away from the case back. Use a little downward pressure to help you get under the watch case tab.

Be careful not to let the blade slip because it might scratch the watch case or worse, damage the delicate movement inside.

step four use the knife like a lever to pop the back off


With your efforts, the back should easily pop off the watch, and when it does you can lift it off with your fingers. Now you are ready work on the inside of the watch. When your repair work is completed, check out How to Close a Snap Off Case Back to close the watch.

the back should easily pop off, you can now complete your repairs





Displaying products 1 - 3 of 3 results
Plastic Jewelers Loupe
Bausch & Lomb 10x Single Lens Jewelry & Watch Loupe Magnifier
Your Price: $15.95
Bausch & Lomb 10x Single Lens Jewelry & Watch Loupe Magnifier
This 10x magnification jewelry loupe is great for looking at gemstones, prongs, watches and small parts. It has a single lens with great color and definition of what you are viewing. Is used by jewelers, watchmakers, gemstone appraisers and more.
Easy Eyes Head Magnifier
Easy Eyes Head Magnifier for Jewelry and Watch Repair
Your Price: $9.95
Easy Eyes Head Magnifier for Jewelry and Watch Repair
A economical magnification headband style visor. It has four magnifications in one headband. Magnifying visor provides hands-free magnification for more accurate and efficient viewing. For use while working on watch repairs, jewelry, prongs, diamonds.
Watch Case Opener Knife
Watchmakers Swiss Watch Case Opener Knife 4"
Your Price: $22.95
Watchmakers Swiss Watch Case Opener Knife 4"
This Swiss watch case back opener knife has been designed for ultimate ease of use. This case back opener features a fixed blade for added leverage and a hard plastic handle for easy gripping making removing snap-on watch case backs a breeze.

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