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Grand Seiko

Model Specifications

GRAND SEIKO WATCH

Model:SBGJ227

Case Stainless steel

Glass High definition dual-curved sapphire crystal

Coating Anti-reflective coating

Case size Diameter 40.0mm × Thickness 14.4mm

Band Stainless steel

Movement Caliber 9S86

Driving system Automatic

Power reserve 55 hours

Vibrations 36,000 vibrations per hour (10 beats per second)

Accuracy -3 to +5 seconds (when static)

Clasp Three-fold clasp with push button release

Water resistance 10 bar

Magnetic resistance 4800 A/m (60 gauss)

Remarks Screw down crown

Screw see-through case back

Caseback with a lion emblem

Jewels:37

Serial number on the case back