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Grand Seiko SBGM227 GMT sports watch with stainless steel bracelet, ivory dial, and 24‑hour bezel.

Grand Seiko Sport Collection Mechanical Automatic GMT SBGM227

Regular price $4,999.00 USD $4,399.00 USD Sale

Grand Seiko Sport Collection 2018 Mechanical Automatic 9S66 GMT Black

SBGM227

Condition: New Old Stock (NOS) — authentic, unworn, original production. Please note: factory warranty may have expired due to the item’s production date.



SBGM227 Specifications:

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 second per day (normal usage accuracy)
Jewel: 35

Exterior
Case Material: Stainless steel
Case Back: See-through case back
Crystal Material: Double-domed sapphire crystal
Crystal Coating: Anti-reflective coating on the inner surface
Dimensions: Diameter 39.4mm; Lug-to-lug 46.8mm; Thickness 14.1mm
Lug Width: 19mm
Clasp Type: Push-button triple-folding clasp
Strap Circumference: 210mm

Other details
Water resistance: Enhanced water resistance for daily use (10 bar)
Magnetic resistance: 4,800 A/m
Screw-down crown
24-hour hand (dual time display function)
Time difference correction linked to the date display

 

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