Grand Seiko SBGH271
GRAND SEIKO SBGH271
Grand Seiko SBGH271 Specifications
Exterior
Case MaterialStainless steel
Case BackSee-through screw
Glass MaterialBox shaped sapphire crystal
Glass CoatingAnti-reflective coating on inner surface
Band MaterialSilver stainless steel bracelet
Bezel MaterialFixed polished stainless steel
Dial ColorDark green texture with engraved Grand Seiko logo below the 12 o’clock position
Dial HandsTempered gold tone hour, minute and second hand with Zaratsu polished
Dial MarkersGold tone batons and double batons at 12 o'clock with Zaratsu polished
CrownScrew down at 3 o'clock position
Case sizeDiameter 40 mm × Thickness 12.9 mm
Lug to lug47 mm
The perimeter of Band190 mm
Clasp typeThree-fold clasp with push button release
 
Movement
Caliber no9S85    Instructions
Movement TypeAutomatic with manual winding
Power reserveApproximately 55 hours
Accuracy+5 to -3 seconds per day (when static) / +8 to -1 seconds per day (normal usage accuracy)
Vibration36,000 vibrations per hour (10 beats per second)
 
Functions / Specifications
Water resistance10 bar / 100 m
Magnetic resistanceEquipped (4,800 A/m)
Weight153 g
FunctionsHour, minute, second hand, date window at 3 o'clock
Features
  • 37 jewels
  • Case back with lion emblem
  • Date display
  • Screw case back
  • Screw-down crown
  • See-through case back
  • Stop seconds hand function
Reference : Grand Seiko SBGH271G
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