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37 x 37 mm

16.1925.4062/01.C725

New cushion-shaped case Opening revealing the legendary beating heart of the El Primero movement Automatic column-wheel El Primero chronograph

Movement

  • MovementEl Primero 4062, Automatic
  • Caliber13½```
    (Diameter: 30 mm)
  • Thickness6.60 mm
  • Components253
  • Jewels31
  • Frequency36,000 VpH (5 Hz)
  • Power reservemin. 50 hours
  • FinishingOscillating weight with “Côtes de Genève” pattern

Functions

    Hours and minutes in the centre

    Heart-shaped small seconds
    1-counter chronograph:

    Central chronograph hand

    30-minute counter at 3 o'clock

Case, dial and hands

  • MaterialSteel set with diamonds
  • Diameter37 x 37 mm
  • Thickness12.70 mm
  • CrystalDomed sapphire glass with anti-reflection treatment on both sides
  • Case-backTransparent sapphire glass
  • Water-resistance3 ATM
  • Dials and countersGuilloché “flinqué wrinkled effect" silver
  • Hour-markersBlue transferred Roman numerals
  • HandsRhodium-plated

Strap and clasp

  • Strap
  • Alligator leather strap with protective rubber lining
  • Clasp
  • Steel triple folding clasp

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