For vintage watches. None are running at this time they may need just a battery I don’t know I’m not an expert at this these watches. They are name brands. Lovely watches, either to be used for parts or to be working. If it needs a battery this would be up to whoever purchases them. they are lovely watches please view all the pictures, and take into consideration that they are four watches that are not running at this time. Thank you for looking any other questions please let me know.