How to replace the battery on a pq2015 - Pulsar PQ2015 Black dial Rubber Mens watch

https://www.fixya.com/support/r27181038-changing_watch_batteries

Or risk it
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Check out these sites....

https://www.google.com/search?q=vd53-x001+battery+replacement

Takes CR2032 3V Lithium Battery.

If the hands of your watch have come off after replacing the battery, it could be due to a few different issues. Here are some possible causes and solutions:

1. Improper installation: If the hands were not properly aligned when the battery was replaced, it could cause them to come off when the watch is turned face-up. Make sure that the hands are properly aligned and securely fastened to the watch movement before reassembling the watch.
2. Loose or damaged hands: If the hands were loose or damaged before the battery replacement, they may have come off when the watch was turned face-up. Check the hands for any damage or wear and if necessary, replace them with new hands.
3. Damaged watch movement: If the watch movement was damaged during the battery replacement process, it could cause the hands to come off when the watch is turned face-up. Have the watch movement inspected by a professional watch repair technician.
4. Incorrect battery size: If the incorrect battery size was used to replace the old battery, it could cause the hands to come off when the watch is turned face-up. Make sure you are using the correct battery size and type for your watch.
5. Incorrectly set the hands: During the battery replacement, if the hands were moved or set incorrectly, it could cause them to come off when the watch is turned face-up. Double check that the hands are set to the correct time and position.

All watch batteries can be replaced, even gold watches.

BIG Battery!

https://www.google.com/search?q=GB5+replace+battery

The problems of not having full 'make model (what it is)'.
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The VX82 X530 battery is a replacement battery for the Pulsar watch. It is a lithium-ion battery with a capacity of 3.7V and 530mAh. It is important to note that you should only use a battery that is specifically designed for your Pulsar watch, as using the wrong type of battery can damage the watch or be potentially dangerous. Always use caution when changing a watch battery.

Yyou can try searching for "VX82 X530 replacement battery" or "Pulsar watch battery replacement" on online retailers such as Amazon, eBay, or Alibaba. You may also check with the manufacturer of your Pulsar watch or a local watch repair shop for replacement options.

HOW TO REPLACE BATTERY IN MY POLAR TARGET WITH A TS1 TRANSMITTER

Remove the four screws that hold the battery cover on the back of the watch. Remove the 3 very small screws that hold the battery in place. Remove the battery from the battery holder. The piece that the 3 small screws were removed from seperates from the 3 volt 2016 energizer battery. Replace the battery with a new one. Re-install the battery holder to the watch. There is a small tab on the lower left part of the battery holder that needs to be depressed to activate the watch. Depress it and look at the face of the watch to make sure it is activated. The watch will need to have the time, date etc reset but you should now be able to see that the battery is working. Replace the battery cover and reset the time and date as needed.

I thought you are supposed to touch the neg side of the battery