El Primero:
Lightweight

45 mm

10.2260.400/69.R573

Ceramicised aluminium and carbon case
El Primero Calibre 400B in titanium: 25% lighter than a classic El Primero calibre
The lightest chronograph calibre on the market at just 15.9 grams
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Limited edition

  • MovementEl Primero 400B Titanium, Automatic
  • Calibre13¼``` (Diameter: 30 mm)
  • Thickness6.60 mm
  • Components328
  • Jewels31
  • Frequency36,000 VpH (5 Hz)
  • Power reservemin. 50 hours
  • FinishingOscillating weight with “Côtes de Genève” motif and bearing the Spindrift logo
    Chronograph:
    - 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
    Date indication at 6 o'clock
  • MaterialAluminium and carbon case
    Titanium push-pieces and crown
  • Diameter45 mm
  • Thickness13.20 mm
  • CrystalDomed sapphire crystal with anti-reflective treatment on both sides
  • Case-backTransparent sapphire crystal
  • Water-resistance10 ATM
  • DialOpenworked with three different-coloured counters
  • Hour-markersRhodium-plated, faceted and coated with SuperLuminova SLN C1
  • HandsRhodium-plated or blued, faceted and coated with SuperLuminova SLN C1
  • Strap
  • Black rubber strap with Nomex fabric coating
  • Clasp
  • Black PVD-coated steel triple folding clasp