Copper+Steel 2824 Single Calendar Automatic Merchanical Movement Date@3 Features: Product material is strong, durable, long service life. Can be used as a spare parts to facilitate the replacement of your movement. Single calendar movement, high accuracy. Color: as pictures Materials: copper+steel Type: 2824 Date: @3 Note: This movement requires precision skills, wrong or improper operation may cause serious damage, do not try to replace the movement if you are not an expert. What's included: 1 x Movement