Limited Edition of 500 pieces.

Grand Seiko Watch Spring Drive Limited Edition SBGA103G. Seiko's Spring Drive movement is something unique and made entirely in-house. This watch is equipped with 9R15 calibre, which utilizes elegantly the Spring Drive technology. The movement comes with 30 bearing jewels and features a 72-hour power reserve. It is protected from magnetic influences and water penetration. A date window is positioned conveniently at the 3 o'clock mark. The dial is also equipped with a power reserve indicator. Additional functionalities include a screw crown, a transparent case back and scratch-resistant sapphire crystal glass with anti-reflective coating.