Shirakaba.
The white birch tree that thrives 
in Shizukuishi.

White Birch

This watch captures the dynamism of the white birch tree forests near the studio in Shizukuishi, where all Grand Seiko mechanical watches are crafted. To look closely at the dial is to experience the exact same feeling that the visitor to these forests receives and to be brought closer than ever to the true and eternal nature of time.

SLGH005G

SLGH005

Evolution 9 Collection

Features

Inspired by the beauty of white birch forests from new Evolution 9

SLGH005 captures the dynamism of the white birch tree forests near the studio in Shizukuishi, where all Grand Seiko mechanical watches are crafted. To look closely at the dial is to experience the exact same feeling that the visitor to these forests receives and to be brought closer than ever to the true and eternal nature of time.

The overall look of the watch is known as the Evolution 9 Style and it will be an important part of the Grand Seiko’s signature in the years to come. Its powerful hands and grooved, prominent markers ensure perfect legibility, its Zaratsu polished, distortion-free mirror finish and delicate hairline finish alternate give the case a quiet and harmonious glow. The case has wide lugs and a low center of gravity that ensures that the watch sits easily and securely on the wrist.

The high-beat watch is powered by the revolutionary Caliber 9SA5, which offers a power reserve of 80 hours thanks to its enhanced energy efficiency.

Specifications

Exterior
Exterior: Stainless steel
Case back: See-through & Screw case back
Glass Material: Box shaped sapphire crystal
Glass Coating: Anti-reflective coating on inner surface
Case size: Diameter 40.0mm Lug-to-lug 47.0mm Thickness 11.7mm
Band width: 22mm
Clasp type: Three-fold clasp with push button release
The perimeter of Band: 190mm
Movement
Caliber no.: 9SA5 Instructions
Movement Type: Automatic with manual winding
Power reserve: Approx. 80 hours
± seconds per month: +5 to -3 seconds per day
  • Mean daily rate is a mean value of daily rates in a condition where the movement before assembly in a case is measured in six positions in a fixed manner under artificially controlled environment for 12 days.
Normal usage accuracy: +8 to -1 seconds per day
Functions
Water resistance: 10 bar
Magnetic resistance: 4,800 A/m
Weight: 178 g
Other details / Features:
  • Screw-down crown

The design is true to the Grand Seiko Style defined back in 1967 with the celebrated 44GS, but its heritage is combined with a powerful contemporary feel that points towards a new era.

Case back

The bridge has a gently curving outline that is inspired by the shape of Mt. Iwate and a bend in the nearby Shizukuishi River that runs past the studio where the watch is made.

Movement

The high-beat watch is powered by the revolutionary Caliber 9SA5, which offers a power reserve of 80 hours thanks to its enhanced energy efficiency. First presented in 2020, Caliber 9SA5 incorporates three significant developments, the entirely new Dual Impulse Escapement, the Grand Seiko free-sprung balance, and the horizontal gear train which, together, set a new standard in high-beat horology.

Mechanical Hi-Beat 36000 80 hours Caliber 9SA5
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Grand Seiko preserving the natural beauty of the Hiraniwa Plateau in Iwate prefecture

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Option strap

Strap

XGL00122

INR 30,000.00

Band width: 22mm
Clasp width: 18mm
Color: Black
Material: Crocodile
  • Available on our Online E-Store grandseikoboutique.in

Strap

XGL00322

INR 30,000.00

Band width: 22mm
Clasp width: 18mm
Color: Brown
Material: Crocodile
  • Available on our Online E-Store grandseikoboutique.in

Strap

XGL00722

INR 30,000.00

Band width: 22mm
Clasp width: 18mm
Color: Light blue
Material: Crocodile
  • Available on our Online E-Store grandseikoboutique.in

Strap

XGL00922

INR 30,000.00

Band width: 22mm
Clasp width: 18mm
Color: Elegant light green
Material: Crocodile
  • Available on our Online E-Store grandseikoboutique.in

Strap

XGL01322

INR 30,000.00

Band width: 22mm
Clasp width: 18mm
Color: Light gray
Material: Crocodile
  • Available on our Online E-Store grandseikoboutique.in

Clasp

XGN00118

INR 28,000.00

Clasp width: 18mm
Clasp material: Stainless steel
  • Available on our Online E-Store grandseikoboutique.in