The Grand Seiko GMT watch celebrates ever-changing seasons.
In Japan, each of the four seasons of the year is experienced in six phases and all have their own distinct characters. The subtle changes from one to the next bring the nature of time ever closer to our senses. The GMT watch celebrates one of the year’s 24 seasonal phases or sekki.
Case Material : Stainless steel Glass Material : Box shaped sapphire crystal Glass Coating : Anti-reflective coating on inner surface Case size : Diameter 39.5mm Lug-to-lug 46.9mm Thickness 14.1mm The perimeter of Band : 185mm Clasp type : Three-fold clasp with push button release
Movement
Calibre no. : 9S86 Instructions Movement Type : Automatic with manual winding Power reserve : Approx. 55 hours Mean daily rate : +5 to -3 seconds per day Normal usage accuracy : +8 to -1 seconds per day
Functions
Water resistance : Splash Resistant Magnetic resistance : 4,800 A/m Weight : 150.0 g Other details / Features :
・24-hour hand (dual time display function) ・37 jewels ・Calendar-linked time difference adjustment function ・Case back with 6 screws ・Case back with lion emblem ・Date display ・See-through case back ・Stop seconds hand function