El Primero:
Winsor Annual Calendar

42 mm

03.2072.4054/18.C711

Automatic El Primero column-wheel chronograph
Annual calendar associated with the legendary El Primero chronograph
In-house developed and manufactured movement
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Variations 1/2
  • MovementEl Primero 4054, Automatic
  • Calibre13¼``` (Diameter: 30 mm)
  • Thickness8.30 mm
  • Components341
  • Jewels29
  • Frequency36,000 VpH (5 Hz)
  • Power reservemin. 50 hours
  • FinishingOscillating weight with “Côtes de Genève” motif
    Chronograph:
    - Central chronograph hand
    - 60-minute counter at 6 o'clock
    Date indication at 6 o'clock
    Hours and minutes in the centre
    Small seconds at 9 o'clock
    Day/month indication at 3 o'clock
  • MaterialStainless steel
  • Diameter42 mm
  • Thickness13.85 mm
  • CrystalDomed sapphire crystal with anti-reflective treatment on both sides
  • Case-backTransparent sapphire crystal
  • Water-resistance5 ATM
  • DialSmoked, silver-toned palladium
  • Hour-markersApplied Arabic numerals, rhodium-plated
  • HandsRhodium-plated or blued, faceted
  • Strap
  • Brown alligator leather strap with protective rubber lining
  • Clasp
  • Stainless steel triple folding clasp
  • Captain Winsor Annual Calendar

    Captain Winsor Annual Calendar

    A unique combination

    The most precise of all series-produced calibres beats at a rate of 36,000 vibrations per hour and is combined with an innovative complication, the annual calendar.

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