Protect and maintain your Casio watch's sensors with our range of genuine Casio sensor covers and washers. These high-quality components ensure accurate sensor readings and durability. Maddisons of Durham, the UK's largest supplier of Casio parts, offers sensor covers and washers for various models. For the best fit, search for your model number in the search bar. If you can't find what you need, please contact us, and we'll assist in ordering the correct part.