You don’t have to exercising extraordinary warning, but don’t use too much power. Depending on the movement, wind it up until you feel the slightest little bit of resistance. Be cautious to not overwind. In case you lookup your certain movement’s specs, it’s simple to find the amount of turns https://www.watchesworld.com/winding-a-mechanical-watch-ensuring-the-longevity-of-your-timepiece/