Technical Specifications:

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  Manufacturer: ETA (Switzerland)


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  Caliber Numbers: 2892-A2, 2982-A2


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  Base Caliber: ETA 2892, ETA 2892-2


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  Type: Automatic, self-winding mechanical movement

Dimensions:

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  Lignes: 11 1/2’’’


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  Diameter: 25.6 mm


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  Height: 3.6 mm (ultra-thin design)

Performance:

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  Jewels: 21, minimizing friction and enhancing durability.


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  Power Reserve: ~42 hours when fully wound.


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  Frequency: 28,800 vibrations per hour (vph) / 4 Hz for a smooth sweeping second hand.


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  Lift Angle: 51°

Features:

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  Timekeeping:
  
  
  
  • 
    Central hours, minutes, and sweeping seconds.
  
  
  
  


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  Calendar Complications:
  
  
  
  • 
    Date: Location varies depending on the dial design.
  
  
  • 
    Quickset Date: Allows fast date adjustment.
  
  
  
  


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  Hacking Seconds: Yes, enabling precise time-setting.


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  Hand-Windable: Can be wound manually in addition to automatic winding.


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  Rotor: Ball-bearing supported for smooth and efficient bi-directional winding.

Shock Protection:

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  System: Incabloc, designed to protect the movement from physical shocks.

Regulator System:

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  Type: ETACHRON for precise fine-tuning of timing.

Applications:

The ETA 2892-A2 is a favored choice for luxury watches due to its thin profile and robust engineering. It serves as the base for many complex movements, including GMTs, chronographs, and perpetual calendars.

Country of Manufacture:

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  Switzerland (Swiss Made): Upholding high standards of craftsmanship and reliability.