Grand Seiko Sport Collection Mechanical Automatic 9S66 GMT
SBGM245
SBGM245 Specification
Movement
Caliber: 9S66
Movement Type: Automatic with manual winding capacity
Power reserve: Approx. 72 hours(3 days)
Accuracy: +5 to -3 seconds per day (when static) / +10 to -1 seconds per day (normal usage accuracy)
Jewel: 35
Exterior
Case Material: Stainless steel
Glass Material: Dual-curved sapphire crystal
Glass Coating: Anti-reflective coating on inner surface
Case size: Diameter 40.5mm x Thickness 14.4mm
Bracelet: Stainless steel
Clasp Type: Three-fold clasp with push button release
Weight: 180.0g
Other details
Water resistance: 20 bar
Magnetic resistance: Equipped
24-hour hand (dual time display function)
Calendar-linked time difference adjustment function
Screw case back
Screw-down crown
Date display
Stop second-hand function
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