GRAND SEIKO SPRING DRIVE POWER RESERVE Ref.Ref.9R65-0AX0, SBGA057 Ca.2011
About the products
Spring drive power reserve Ref.9R65-0AX0, SBGA057 2011
SS 40 mm
SS deployment buckle Crocodile strap (spent)
Wipe the scratched around
Since its birth in 1960, Grand Seiko is aiming at practical watches Premier, high time precision, vision has been pursuing the ideal of the watch, such as visibility, durability. With the popular Spring drives and power-reserve display mechanism is equipped models. Spring drive is powered adopted quartz mechanism on performance of mechanical watch Springs, high-precision mechanical watches. It is driven system Seiko's power can solve the mainspring to power source while controlling the precision by accurate signal from the Crystal. Mechanism of the motor without battery 3, converts the electrical energy to rotational motion of the rotor. Moves the needle, electromagnetic brake rotor in the IC and Crystal rotation of the rotor always certain to be speed control constant. This naturally flowing through the sieve is a feature. It is apparently Seiko feel for quality in a simple model. So good condition, comes with box and warranty card is recommended.