Grand Seiko - SBGR317

Grand Seiko 

SBGR317

An automatic mechanical in a new 40mm case design A black dial gives a more compact look. The strong three-dimensional indexes are tightly arranged to the outside of the calendar frame, creating harmony with the presence of the case, balance and a stately profile. The case design has a sense of presence and luxury following the standard design of Grand Seiko. The caliber 9S65 "Mechanical automatic winding 3 Days" lasts 72 hours at maximum winding, adopting the latest hydraulic spring and escapement (MEXT) by MEMS method, creating greater stability and improved accuracy. The back of the see-through case, allows the owner to enjoy the precise movement. This model combines the presence and wearability in a well-balanced manner with high legibility. This model can endure generations as a lifetime timepiece that carves important moments together.

Case: Stainless steel, dual curved sapphire crystal with anti-reflective coating on inner surface.

       Case diameter: 40.00 mm
       Case thickness: 13.00 mm

Crystal: Dual-curved sapphire crystal, anti-reflection coating on inner surface.

Dial: Black dial  

Bracelet: Stainless steel bracelet, three-fold clasp with push button release

Movement: Automatic Caliber 9S65 +5 to -3 seconds per day (under a static use) / +10 to -1 seconds per day (normal usage accuracy)

Power reserve: 72 hours (approximately 3 days). 

Water Resistant: 10 bar, 100 Meters / 330 Feet.