How do you clean a wrist watch? Dip the brush into the glass cleaner and scrub the band on the top and bottom. Wipe clean with the cloth. If the watch band is removable, pour glass cleaner into a cup. Remove the watch band from the face, and place it in the cleaner. Let soak for fifteen minutes. Remove the watch band and scrub with brush.How do you replace the battery in a wrist watch? Take the battery number and the old battery with you to purchase a replacement. Insert the new battery in the same position as the old one and replace the battery cover. Gently turn over the watch to verify the movement. Replace the watch gasket and secure the back cover.How should a watch fit on the wrist? The key to the perfect watch fit is comfort and security. A watch should fit loosely enough around your wrist so that it does not leave any kind of mark or indentation on your skin after you remove it. There should be enough room to fit your finger within the inside edge of the band at the small of your wrist.What tools do i need to repair a watch? [Article]10 Essential Tools Every Watch Repairer Needs