A 3-day power reserve with lasting quality
The watch has a maximum 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 exterior exudes a strong sense of presence and a tireless luxury befitting the Grand Seiko standard.
The delicacy, strength and beauty of the movement can be enjoyed the exhibition case back.
Case Material : Stainless steel
Glass Material : Dual-curved sapphire
Glass Coating : Anti-reflective coating on inner surface
Case size : Diameter 37mm × Thickness 13.3mm
The perimeter of Band : 192mm
Clasp type : Three-fold clasp with push button release
Movement Type : 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)
Water resistance : 10 bar
Magnetic resistance : Equipped
Weight : 140.0 g
Other details / Features :
・Case back with lion emblem
・Screw case back
・See-through case back
・Stop second hand function