El Primero :
Winsor Annual Calendar

42 mm

03.2070.4054/22.C708

Automatic high-frequency El Primero calibre Annual calendar associated with the legendary El Primero chronograph In-house developed and manufactured movement

Movement

  • 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

Functions

    One-counter 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

Case, dial and hands

  • MaterialStainless steel
  • Diameter42 mm
  • Thickness13.85 mm
  • CrystalDomed sapphire crystal with anti-reflective treatment on both sides
  • Case-backTransparent sapphire crystal
  • Water-resistance5 ATM
  • Dials and countersBlack and blue with guilloché motif
  • Hour-markersRhodium-plated, faceted and set with diamonds
  • HandsGold-plated and faceted

Strap and clasp

  • Clasp
  • Stainless steel triple folding clasp

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