What is a fossil watch - Fossil AM3726 Wrist Watch

the link below will take you to Fossil instruction PDF page
https://www.fossil.com/uk/en/customer-care/watch-instructions.html

they are worth now,23.50,,
Fossil Blue Men 039 Analog Watch AM 3506 Great condition new battery

not old,
http://www.worthpoint.com/worthopedia/fossil-blue-gents-calendar-watch-am-245447777



Watches Men Watches Women Watches FOSSIL

You are going to have to remove the battery to find out which one you need. For instructions on how to do this see: http://www.mademan.com/mm/fossil-watch-battery-replacement-guide.html. You can buy the battery at: http://shop.batterymart.com/search#w=fossil%20ch2599%20watch%20battery. Replacing a Fossil battery is delicate and tricky. Fossil recommends that you send it to a shop that specializes in Fossil watch battery replacements.

Follow this link and download manual for your watch:
http://www.fossil.co.uk/webapp/wcs/stores/servlet/ContentView?langId=10

Type in your browser FOSSIL WATCHES.
You will find numerous sites. Go thru them till you find what you're looking for.