Grand Seiko - GRAND SEIKO MANUAL 37MM
Grand Seiko - GRAND SEIKO MANUAL 37MM

GRAND SEIKO MANUAL 37MM

Grand Seiko | 4'300 € Tax inc.

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Elegance & Performance

A 3-day power reserve with lasting quality :

 

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 delicacy, strength and beauty of the movement can be enjoyed the exhibition case back.

 

Technical specifications

REFERENCE : SBGW231G

 

 

CASE

- Stainless steel

- Box shaped sapphire

- Glass Coating : Anti-reflective coating on inner surface

- Case size : Diameter 37.3mm × Thickness 11.6mm

- See-through case back with 6 screws 

 

MOVEMENT

- Caliber 9S64   

- Movement Type : Mechanical manual winding

- Power reserve : Approx. 72 hours(3 days)

- 24 jewels

 

ACCURACY

-  +5 to -3 seconds per day (when static) / +10 to -1 seconds per day (normal usage accuracy)

 

FUNCTIONS

- Hours & Minutes

- Central second (with stop second option) 

- Water resistance : Splash Resistant

- Magnetic resistance :  Magnetic resistance

 

STRAP & BUCKLE

- Black Crocodile leather strap

- Hand engraved pin buckle with the « Gand Seiko » logo

 

WEIGHT

- 61G

 

 

 

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