How not to open a watch By admin | August 29, 2016 - 12:21 am |June 22, 2017 Watch Musings Whatever you do, don’t open a watch like this. They are delicate machines; hammering into one, jammed up against a door frame, makes a watch collector cry. The proper tools cost about $10 to $15 on eBay or Amazon. by Bookmark the permalink.