Be In Your Mind 1Pc Mechanical Watch Movement Mainspring Mechanical Watch Spring Replacement Compatible with Seiko 7002 7005 7006 7009 7019 7S26

Compatible with SEIKO 7002 7005 7006 7009 7019 7S26. Made of elastic steel, it provides a strong and stable power reserve to ensure the precise operation of the watch movement. It has excellent fatigue resistance and wear resistance, can maintain excellent power output efficiency for a long time, and prolong the service life of the movement. Optimize the internal power transmission of the movement, significantly improve the operational stability, and ensure the excellent performance of the watch in different usage environments. Suitable for watch repair, parts replacement and collectible replica projects, it is an important spare part for professional technicians., Manufacturer: Be In Your Mind