ETA
ETA 2892-A2
Swiss lever · introduced 1975
Beat rate
28,800 vph
Power reserve
42h
Jewels
21
Introduced
1975
Escapement
Swiss lever
The 2892-A2 sits a tier above the 2824-2 in ETA's lineup, prized for its slim 3.6 mm height and suitability as a module host for complications. Many luxury-adjacent brands plate, engrave, or chamfer it as a finishing exercise. It is one of the most widely used base movements for chronograph and GMT modules.
Specifications
Beats per hour
28,800
Jewels
21
Power reserve
42h
Diameter
25.6mm
Height
3.6mm
Escapement
Swiss lever
Introduced
1975
Finishing
Commercial
Service interval
5 years
Service cost tier
Entry
Complications
date
Known service issues
- Quickset date lever spring fracture on high-frequency crown-set use
- Module stack can transmit vibration to the base if the interface screws loosen
Notable in
- IWC Portofino Automatic (base for 30110)
- Omega De Ville Prestige (early versions)
- TAG Heuer Aquaracer (pre-caliber 5)
- Breitling Colt Automatic (pre-B17)
The watch in our catalog on this movement
- Baume & Mercier Riviera Automatic 42mmno price band yet
Buying advice
Practical guides for buying a watch with this caliber on the pre-owned market: