El Primero Chronomaster Bullitt El Primero 45 mm
El Primero Chronomaster Power Reserve El Primero 42 mm

El Primero:
Chronomaster Power Reserve

42 mm


1975-piece limited edition as a tribute to Charles Vermot
Opening revealing the legendary beating heart of the El Primero movement
Lever and lever wheel in silicon
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  • MovementEl Primero 4021, automatic
  • Caliber13 ½```
    (Diameter: 30 mm)
  • Thickness7.85 mm
  • Components248
  • Jewels39
  • Frequency36,000 VpH (5 Hz)
  • Power reservemin. 50 hours
  • FinishingOscillating weight with “Côtes de Genève” pattern
    Hours and minutes in the center
    Small seconds hand at 9 o'clock
    Power-reserve indicator at 6 o'clock
    Central seconds hand
    30-minute counter at 3 o'clock
    Tachometric scale
  • MaterialSteel
  • Diameter42 mm
  • Thickness14,05 mm
  • CrystalDomed sapphire glass with anti-reflection treatment on both sides
  • Case-backTransparent sapphire glass
  • Water-resistance10 ATM
  • Dials and countersBlue sunray
  • Hour-markersRhodium-plated, faceted and coated with Superluminova SLN C1
  • HandsRhodium-plated, faceted and coated with Superluminova SLN C1
  • Strap
  • Alligator leather strap with protective rubber lining
  • Clasp
  • Steel triple folding clasp