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GRAND SEIKO SBGJ277

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Grand Seiko SBGJ277 Specifications

Exterior
Case MaterialStainless steel
Case BackSee-through screw stainless steel
Glass MaterialDual-curved sapphire crystal
Glass CoatingAnti-reflective coating on inner surface
LumiBriteLumiBrite on hands, indexes and bezel
Band MaterialStainless steel bracelet
Bezel MaterialBidirectional polished stainless steel with 24-hour two-tone scale in green and white per 2 hour interval
Dial ColorSnowy white textured pattern with engraved Grand Seiko logo below the 12 o’clock position and Automatic Hi-Beat GMT logo at 6 o’clock position
Dial HandsTempered silver tone hour, minute, second hand, green GMT hand with Zaratsu polished
Dial MarkersSilver tone batons indexes with Zaratsu polished
Second MarkersMinutes markers with two tone green and white 24-hours scale on inner flange indicated by arrow-shaped green central GMT hand
CrownScrew down at 4 o’clock position
Case sizeDiameter 44.2 mm × Thickness 14.4 mm
Lug to lug50.6 mm
Band width21 mm
The Perimeter of Band201 mm
Clasp typeThree-fold clasp with push button release

 

Movement
Caliber no9S86    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.

Vibrations36,000 vibrations per hour (10 beats per second)

 

Functions / Specifications
Water resistance20 bar / 200 m
Magnetic resistanceEquipped (4,800 A/m)
Weight188 g
FunctionsHour, minute, second hand, GMT, date window at 4 o’clock
Features
  • 37 jewels
  • Rotating bezel (24-hour display)
  • See-through screw case back
  • Screw-down crown
  • 24-hour hand (dual time display function)
  • Calendar-linked time difference adjustment function
  • Sapphire crystal
  • Date display

Reference : Grand Seiko SBGJ277G

Description

About Grand Seiko SBGJ277

Grand Seiko Mechanical Hi-Beat 36000 GMT Sport Collection

A GMT that expresses the fantastic scenery of snowy valley

Imagine a valley where the highest peaks are capped with snow, even in summer. Such a snowy valley enchants the hearts of those who happen to glimpse its rare scenery. In the SBGJ277, the green of the rotating bezel contrasts with the pure white of the finely molded dial pattern, evoking this special mountain scene. One characteristic of this model is its prominent rotating bezel, which imparts a sporty character and allows wearers the ability to check the time in up to three different time zones. The watch houses the mechanical Hi-Beat 36000 GMT Caliber 9S86, which runs at ten beats per second while offering excellent rate stability and resistance to outside interference.

Grand Seiko SBGJ277 Features

A delightful and attractive contrast between white and green

Grand Seiko SBGJ277 Dial

The term “snowy valley” refers to a phenomenon that can be seen in mountains at high elevations, where snow accumulates and remains even in the summertime. As such, the term has come to be seasonally associated with summer. The magnificent mountain scenery of the remaining snow juxtaposed with greenery on a summer mountain is reproduced in the contrast of the snow-white color of the dial alongside the green of the rotating bezel and its ring of sapphire glass. These changing seasonal gradations form a beautiful expression of the passage of time.

 

Caliber 9S86

Grand Seiko SBGJ277 Caliber 9S86

The watch houses the mechanical Hi-Beat 36000 GMT Caliber 9S86, which features automatic winding and, thanks to its high-beat rate of ten beats per second, strong resistance to interference.

Details of Caliber 9S86

  • 37 jewels
  • Rotating bezel (24-hour display)
  • See-through screw case back
  • Screw-down crown
  • 24-hour hand (dual time display function)
  • Calendar-linked time difference adjustment function
  • Sapphire crystal
  • Date display

Grand Seiko SBGJ277 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 SBGJ277 Main

Additional information

Weight2 kg
Dimensions5 × 5 × 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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