Breguet Type 20 Chronographe 2057 Ref. 2057ST/92/3WU

• Description

  Breguet Type 20 Chronographe 2057

  Type 20 flyback chronograph in steel. Self-winding movement with date and subdial for the seconds. Balance spring in silicon. 30-minute counter. Bidirectional rotating bezel. Luminescent hands and hour-markers. Sapphire caseback. Water-resistant to 10 bar (100m). Diameter: 42mm.
  Available with two interchangeable straps: one in calfskin and another in NATO fabric. A rapid interchange system allows the wearer to easily and independently switch from one strap to another.

  Movement

  • Winding Self-winding
  • Calibre 7281
  • Lines 14
  • Jewels 34
  • Frequency 5
  • Balance-wheel Breguet
  • Escapement Spiral flat and lever silicon
  • Balance-spring flat, silicon
  • Oscillating weight 18 Carats
  • Number of components 339

  Case

  • Metal Steel
  • Skeleton No
  • Sapphire caseback Yes
  • Case shape Round
  • Diameter (mm) 42
  • Case thickness (mm) 14.1
  • Water-resistant (m) 10 Bar (100 m)
• Technical specifications

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