Seiko Prospex Mare Ref. SPB381J1

• Description

  Seiko Prospex

  Specifications
  Movement
  Caliber
  6R54
  Movement type
  Automatic with manual winding capability
  Accuracy
  +25 to -15 seconds per day
  Power reserve
  Approx. 72 hours (3 days)
  Number of jewels

  
  24Functions
  24-hour hand (dual time display function)
  Second hand stop function
  Case/bracelet
  Case material
  Stainless steel (bezel: stainless steel with ceramic display)
  Case size
  Thickness:12.9mm
  Diameter:42.0mm
  Lug-to-lug:48. 6mm

  
  GlassSapphire
  crystal Glass coating
  Anti-reflective coating on inner surface

  LumiBrite LumiBrite on hands, hour markers and bezel
  Clasp
  Triple folding clasp with safety lock, push-button release with extender
  Distance between lugs
  20
  Other details
  Water resistance
  Underwater 200 m/660 feet
  Magnetic reluctance
  4,800 A/m
  Weight
  176.0
  Features
  Unidirectional rotating bezel
  Screw-down crown
  Triple folding clasp with safety lock
  Screw-down case back

• Technical specifications

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