Seiko Spring Drive Spacewalk




SEIKO Spring Drive Spacewalk:
The Quiet Revolution goes into space

 

  • Specifications: Caliber: Spring Drive Chronograph 5R86
  • Case: High-intensity Titanium
  • Diameter 53.0 mm (12-6h) , 48.7 mm (3-9h)
  • Thickness 15.2 mm Weight 92.5 g
  • Glass: Sapphire crystal with anti-reflective coating
  • Water resistance: 10 Bar
  • Bracelet: The final specification is yet to be decided. SEIKO is now working with the Russian Federal Space Agency on the optimum design.
  • Spring Drive Chronograph Caliber 5R86:
  • Hour, minute and second hands with calendar
  • GMT hand
  • Power reserve indicator
  • 50 jewels
  • Movement Diameter: 30.0 mm Thickness: 7.6 mm
  • 416 parts
  • Power reserve: 72 hours with/without chronograph function in use
  • Chronograph to 12 hours

 

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