Grand Seiko releases two sports watches with GMT functions

Release Date:2021.11.06
Oct 15, 2021

Seiko Watch Corporation will release two mechanical models equipped with a GMT function from the <Grand Seiko> Sports Collection on November 6th at a suggested retail price of 638,000 yen (tax included).


《Product Features》

The khaki dial model, inspired by the wilderness where untouched nature spreads, is combined with an orange GMT hand to create a tough, tool-like feel. The blue dial model, which expresses the colors of the ocean in deep indigo, is combined with a red GMT hand to create an active look. The hairline finish on the case and band brings out the elegant metallic luster of the stainless steel, combining the dynamism of a sports watch with a calmness suitable for everyday use around town.

With a GMT function, 20 bar water resistance for everyday use, a durable screw-lock crown, and a fine-adjustable triple-fold buckle, this watch is equipped with the specs you'd expect from a full-fledged sports watch, while its 40.5mm case diameter fits comfortably on the wrist.


9S mechanical movement, caliber "9S66" equipped with GMT function



Since its birth in 1960, Grand Seiko has striven to create the finest wristwatches, continuously pursuing and realizing the essential qualities of a wristwatch, such as accuracy, beauty, and legibility, at a high level, and has made tireless progress.

The 9S66 used in this watch retains the basic performance of the 9S65, the automatic movement that represents the 9S mechanical, while adding GMT functionality. GMT stands for Greenwich Mean Time, and is a function that allows an additional time to be displayed using a fourth 24-hour hand (GMT hand) in addition to the three hands (hour, minute, and second).

When adjusting the hour hand to local time and the GMT hand to Japan time, you can pull the crown out one position and operate only the hour hand without stopping the second hand, allowing you to set the time without affecting the accurate display of the minute and second hands.

《Product Specifications》
Sport Collection Mechanical GMT Regular Model


SBGM245
SBGM247
Product Number: SBGM245, SBGM247
Suggested retail price (tax included): 638,000 yen
Case & bracelet: Stainless steel
Crystal material: Dual curved sapphire crystal (anti-reflective coating on the inside)
Water resistance: Enhanced water resistance for everyday use (20 bar)
Magnetic resistance: Magnetic resistant (JIS Class 1 magnetic resistant)
Case size: [Outer diameter] 40.5 mm (excluding crown) [Thickness] 14.4 mm
Scheduled release date: Saturday, November 6th

Other specifications
https://www.grand-seiko.com/jp-ja/collections/sbgm245
https://www.grand-seiko.com/jp-ja/collections/sbgm247

[Movement specifications]
Mechanical movement Caliber 9S66
Winding method: Automatic (with manual winding)
Time accuracy: Average daily rate of +5 to -3 seconds (static accuracy)
* Estimated accuracy when worn is +10 to -1 second per day
Power reserve: Approximately 72 hours
Number of jewels: 35
Vibration frequency: 28,800 vibrations/hour (8 vibrations/second)


Seiko Watch Corporation Customer Service Center 0120-061-012 (toll-free)
Official Grand Seiko website address
https://www.grand-seiko.com



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PR TIMES
  • Grand Seiko Sport Collection Mechanical GMT Regular Model
  • 9S mechanical movement, caliber "9S66" with GMT function
  • SBGM245 Suggested retail price (tax included): 638,000 yen
  • SBGM247 Suggested retail price (tax included): 638,000 yen
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