ETA 2892

(Image credit: Ranfft)

Intro

The ETA 2892 is the next step up from the ETA 2824, and is the base movement for many Omegas, including their coaxial series.
A bit thinner, and based on the Eterna-Matic 3000 caliber.

It looks similar, but look for the larger-diameter bearing in the center - quite distinctive.

Also known as

• Omega 1120
• IWC 30110
• Many many others

Specs

• Introduced in 1975
• 25.6mm by 3.6mm, 11.5 ligne
• Automatic, bidirectional winding
• Quickset date
• 21 jewels, Incabloc
• Adjusted to four positions (depends on grade, actually)
• Power reserve 42 hours
• 28,000 vph

Links

• WatchTime article
• WatchTime second article (3 watches with the movement)
• TimeZone article, quite good
• ETA PDF on 289x finishes
• Cool Flash page showing parts, assembly and disassembly.
• Ranfft page

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