[ROLEX Watches] New in 2025 Super Carbon Diw Custom Edition 4130 Cosmic Chronograph Daytona Collection The watch diameter is 40MM The same size as a regular Daytona The whole watch weighs 53 grams The case is made of carbon fiber as a whole The overall texture is very elegant and luxurious But stronger than steel And has corrosion resistance Case matte black texture variable And each carbon fiber watch will show different textures due to different cutting methods Become a unique being The strap is a Velcro design Front nylon material Cowhide material on the back The buckle material is also carbon fiber.