1Perfect Fitment: Watch movement automatic 2 wheel is specifically designed to fit for 7750 watch movements, which can ensure a perfect fitting. 2Self Winding: Watch movement automatic 2 wheel does not need manual winding, providing convenient wearing experience and smoothing operation. 3Exquisite Workmanship: Replacement watch movement automatic 2 wheel adopted carefully calculated and manufactured to ensure that every detail is impeccable. 4Easy Installation: Replacement movement automatic 2 wheel is easy to install, allowing for quick and hassle free setup, ideal for watch repairers, watchmakers and daily users. 5Excellent Metal: Movement automatic 2 wheel made of metal material, firm and sturdy, with excellent durability, provides reliable performance and long service life.