Star 33 mm Star 33 mm
Heritage Star Open Star 37 x 37 mm

Star:
Open

37 x 37 mm

03.1925.4062/01.C725

Cushion-shaped case
Opening revealing the legendary beating heart of the El Primero movement
Automatic column-wheel El Primero chronograph
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  • MovementEl Primero 4062, automatic
  • Caliber13 ½```
    (Diameter: 30 mm)
  • Thickness6.60 mm
  • Components253
  • Jewels31
  • Frequency36,000 VpH (5 Hz)
  • Power reservemin. 50 hours
  • FinishingOscillating weight with “Côtes de Genève” pattern
    Hours and minutes in the center
    Heart-shaped small seconds and heart-shaped hand at its extremity
    1-counter chronograph:
    Central chronograph hand
    30-minute counter at 3 o'clock
  • MaterialSteel
  • 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 countersSilver-toned guilloché
  • Hour-markersBlue transferred Roman numerals
  • HandsFaceted and rhodium-plated
  • Strap
  • Alligator leather strap with protective rubber lining
  • Clasp
  • Steel triple folding clasp