72 hour power reserve
With an upgraded Caliber 9S55 mechanical movement, this watch typifies the high quality in the Grand Seiko collection.
The watch has a 3-day power reserve and combines the latest in hairspring technology with an escapement developed through the MEMS technology to achieve high accuracy and stability when worn.
The case's mirror finish has the lustrous shine that only multi-faceted Zaratsu polishing can achieve.
The delicacy, strength and beauty of the movement can be enjoyed the exhibition case back.
Case : Stainless steel Glass : Dual-curved sapphire Coating : Anti-reflective coating on inner surface Case size : Diameter 39.4mm×Thickness 13.5mm The perimeter of bracelet : 206.0mm
Movement : Caliber 9S65 Driving system : Automatic with manual winding capacity Power reserve : Approx. 72 hours(3 days) Accuracy : +5 to -3 seconds per day (when static) / +10 to -1 seconds per day (normal usage accuracy)
Clasp : Three-fold clasp with push button release Water resistance : 10 bar Magnetic resistance : Magnetic resistance
The movement at the heart of Grand Seiko
Combining cutting-edge technology and time-tested craftsmanship as one of the world's true watch manufactures
Capturing and refining the very essence of a watch
December 18, 1960: Grand Seiko is born. With 'Grand Seiko' inscribed under the 12 o'clock position, a new era pursuing the pinnacle of watchmaking begins