El Primero:
36'000 VpH

42 mm


El Primero Calibre 400 B: 326 components, 31 jewels and 36,000 VpH
Automatic El Primero column-wheel chronograph
Tachymetric scale on the flange
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Variations 1/5
  • MovementEl Primero 400 B, Automatic
  • Calibre13¼``` (Diameter: 30 mm)
  • Thickness6.60 mm
  • Components326
  • Jewels31
  • Frequency36,000 VpH (5 Hz)
  • Power reservemin. 50 hours
  • FinishingOscillating weight with “Côtes de Genève” motif
    - Central chronograph hand
    - 12-hour counter at 6 o'clock
    - 30-minute counter at 3 o'clock
    Hours and minutes in the centre
    Small seconds at 9 o'clock
    Tachymetric scale
    Date indication at 6 o'clock
  • MaterialStainless steel
  • Diameter42 mm
  • Thickness12.75 mm
  • CrystalDomed sapphire crystal with anti-reflective treatment on both sides
  • Case-backTransparent sapphire crystal
  • Water-resistance10 ATM
  • DialBlack sunray-patterned
  • Hour-markersRhodium-plated, faceted and coated with SuperLuminova SLN C1
  • HandsRhodium-plated, faceted and coated with SuperLuminova SLN C1
  • Strap
  • Stainless steel bracelet
  • Felix Baumgartner Red Bull Stratos Mission

    Felix Baumgartner

    Breaking the sound barrier

    The El Primero Stratos Flyback Striking 10th chronograph breaks the sound barrier on the edge of space, solidly fastened to Felix Baumgartner's wrist.

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  • watch movements complications


    More than 600 variations

    The brand possesses an impressive legacy of more than 600 variations on movements entirely designed and produced within its manufacture.

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