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GRAND SEIKO SBGH353

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Grand Seiko SBGH353 Specifications

Exterior
Case MaterialEver brilliant steel
Case BackSee-through screw ever brilliant steel
Glass MaterialDual-curved sapphire crystal
Glass CoatingAnti-reflective coating on inner surface
Band MaterialEver brilliant steel bracelet
Bezel MaterialFixed polished ever brilliant steel
Dial ColorTextured dark blue creating a beautiful moonlit night with a contrast between the night sky and the moon with engraved gold tone Grand Seiko logo below the 12 o’clock position and Automatic Hi-Beat logo at 6 o’clock position
Dial HandsTempered silver tone hour, minute, gold tone second hand with Zaratsu polished
Dial MarkersSilver tone batons indexes with Zaratsu polished
CrownScrew down at 3 o’clock position
Case sizeDiameter 40 mm × Thickness 12.9 mm
Lug to lug47 mm
Band width21 mm
The perimeter of Band197 mm
Clasp typeThree-fold clasp with push button release

 

Movement
Caliber no9S85    Instructions
Movement TypeAutomatic with manual winding
Power reserveApproximately 55 hours
Mean daily rate+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
Vibrations36,000 vibrations per hour (10 beats per second)

 

Functions / Specifications
Water resistance10 bar
Magnetic resistanceEquipped (4,800 A/m)
Weight155 g
FunctionsHour, minute, second hand, date window at 3 o’clock
Features
  • 37 jewels
  • See-through screw case back
  • Screw-down crown
  • Sapphire crystal
  • Date display

Reference : Grand Seiko SBGH353G

Description

About Grand Seiko SBGH353

Grand Seiko Shūbun 62GS Mechanical Hi-Beat 36000 Heritage Collection

A classic Grand Seiko design with a dial that captures Shūbun, a treasured moment in the Japanese seasonal calendar

The dial is inspired by the clear night skies that Japan enjoys during Shūbun, the sixteenth of the twenty-four sekki or seasons, which falls around the time of the autumn equinox. The gold-toned Grand Seiko lettering and seconds hand stand out in sharp relief against the deep blue dial, echoing the way the moon and stars illuminate the night sky.

This is a modern re-interpretation of the celebrated 62GS from 1967, whose characteristic sharp edges and perfect, distortion-free surfaces can only be created with Zaratsu polishing. The watch’s wide dial opening was achieved thanks to a bezel-free construction, lending the 62GS a distinctive appearance on the wrist.

Grand Seiko SBGH353 Features

A case and bracelet in Ever-Brilliant Steel

Grand Seiko SBGH353 Ever Brilliant Steel

The case and bracelet are made of highly anticorrosive Ever-Brilliant Steel, a stainless-steel alloy that boasts a PREN (Pitting Resistance Equivalent Number) value 1.7 times higher than that of the grade of steel used in most high-end watches.

Inside is the Hi-Beat automatic Caliber 9S85, hand-assembled by the skilled craftsmen and women of the Grand Seiko Studio Shizukuishi.

 

Caliber 9S85

Grand Seiko SBGH353 Caliber 9S85

This high-frequency mechanical movement was developed by rethinking the parts that form the foundation of the watch’s precision, granting the level of torque necessary to maintain a high oscillation rate and realizing a practical power reserve of about 55 hours when fully wound.

Details of the Caliber 9S85

  • 37 jewels
  • See-through screw case back
  • Screw-down crown
  • Sapphire crystal
  • Date display

Grand Seiko SBGH353 History

Prior to 1960, to challenge the status of Swiss watches and change the perception of Japanese watches, Daini Seikosha and Suwa began the discussion of a product line that can match the quality of Swiss watches under the suggestion of the parent company. At the time, Suwa Seikosha Co. was in charge of manufacturing men’s watches, so it was decided that Suwa would be producing the first Grand Seiko (GS).

The first Grand Seiko was released in 1960, it was based on Seiko’s previous high-end watch, CROWN. This Grand Seiko has a 25-jewel, manual-winding, 3180 caliber, and only 36,000 units were produced. This was also the first chronometer-grade watch manufactured in Japan, and it was based on Seiko’s own chronometer standard.

Design style

The design language of the Grand Seiko was set in 1967, with the creation of Grand Seiko 44GS. The 44GS set the ground for all future Grand Seiko with nine elements. These elements help improve the legibility of the watch under different situations, and create a sharp, crisp visual impression:

  1. Double width index at 12 o’clock
  2. Multi-faceted rectangular markers
  3. Highly polished bezel
  4. Highly polished planes and two-dimensional surface
  5. Half recessed crown
  6. Flat dial
  7. Multi-faceted hour and minute hands
  8. Curved side line
  9. Reverse slanted bezel wall and case side
  10. Dress style with simple but beautiful design
  11. Zaratsu polishing

source : wikipedia

Grand Seiko SBGH353 Features

Additional information

Weight2 kg
Dimensions5 × 4 × 2 cm

Seiko Service Center

Center NameAddressTelFax
Seiko Service Center JakartaJalan Melawai IX No. 46, Blok M, Jakarta Selatan, Indonesia+62-21-7208717+62-21-7201249
Seiko Service Center JakartaPlaza Senayan Lt 3 No. 353-A, Jakarta Pusat, Indonesia+62-21-5725689

+62-21-5725690

Seiko Service Center JakartaLt Dasar No. 115-116, Gd. Harco Pasar Baru, Jakarta Pusat, Indonesia+62-21-3452335
Seiko Service Center SurabayaJalan Tunjungan No. 98-100, Surabaya, Indonesia+62-31-5474756

+62-31-5474757

+62-31-5347771
Seiko Service Center SurabayaPlaza Surabaya, Lt 1 No. 56-57, Surabaya, Indonesia+62-31-5316199
Seiko Service Center MedanJalan Cirebon No. 16, Medan, Indonesia+62-61-4149636
Seiko Service Center MedanSun Plaza Level 1, Blok C-32, Medan, Indonesia+62-61-4501505

Size Guide

Wrist circumferenceSuitable case sizes
5.5 in / 14 cm34 mm36 mm38 mm
6.0 in / 15.2 cm36 mm38 mm40 mm
6.5 in / 16.5 cm38 mm40 mm42 mm
7.0 in / 17.8 cm40 mm42 mm44 mm
7.5 in / 19 cm42 mm44 mm46 mm
8.0 in / 20.3 cm44 mm46 mm48 mm

Watch Size Guide

Water Resistance

Water Resistant Chart

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