How to take back off of armitron 20/m4210gp - Armitron Watches

To set the date and day on your Armitron 20/4591TT watch, follow these steps:

1. Press and hold the mode button until the display starts flashing.
2. Use the hour and minute buttons to set the current time.
3. Press and release the mode button to move to the date setting.
4. Use the hour and minute buttons to set the current date.
5. Press and release the mode button to move to the day setting.
6. Use the hour and minute buttons to set the current day of the week.
7. Press and release the mode button to exit the setting mode.

If you are having difficulty setting the date and day on your watch, you may want to consult the owner's manual for additional instructions.

you might find one at this link.. battery for an armitron watch model 20 1725 2105 3 Google Search

click the link below for instructions how to set your 20/4591 watch
https://www.armitron.com/images/upload/Armitron_Analog_Web.pdf

you can get instructions off this link below
http://www.armitron.com/watch_instructions.asp

Thank you for contacting FixYa.<br /> You will have to contact Armitron for extra links. Some watch companies provide extras at no charge but you will have to ask them. Here is a link:<br /> <a href="http://armitron.com/contact.asp">http://armitron.com/contact.asp</a>

The manual can be downloaded from the Armitron site at: http://www.armitron.com/watch_instructions.asp

You can get instructions from the Amitron web site.
Copy "www.armitron.com/watch_instructions.asp" into your search engine
and you will see a list of illustrations of watches and associated
instructions.

Choose the one that looks like yours and download the PDF file.