Case Material : Stainless steel Glass Material : Dual-curved sapphire Glass Coating : Anti-reflective coating on inner surface Case size : Diameter 39.4mm × Thickness 13.5mm The perimeter of Band : 206mm Clasp type : Three-fold clasp with push button release
Caliber no. : 9S65 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 Other details / Features :
- ・35 jewels
- ・Case back with lion emblem
- ・Date display
- ・Screw case back
- ・Screw-down crown
- ・See-through case back
- ・Stop seconds hand function
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.