Omega · Automatic
8912
The 8912 is the 8900 without a date, Omega's two-barrel Master Chronometer movement with the calendar left out. It is made for the divers whose dials the 1957 originals drew. It powers 28 watches in this library.
- Winding
- Automatic
- Power Reserve
- 60 hours
- Frequency
- 25,200 vph (3.5 Hz)
- Jewels
- 38
- Diameter
- 29 mm
About the Omega 8912
The 8900 is the co-axial caliber certified by METAS to 15,000 gauss, with two barrels in series for 60 hours, a silicon balance spring on a free-sprung balance and a beat of 25,200 vph; the 8912 keeps all of it with 38 jewels at 29 mm across and no date window. The 8913 is the same movement with a gold rotor and balance bridge.
In the library it powers 16 Planet Ocean references, the Ultra Deep 6000 m of 2022 at 45.5 mm and the 42 mm models, 6 Ploprofs at 55 mm and 6 references of the 2021 Seamaster 300. Cases run from 41 mm to 55 mm.
The 8806 is the single-barrel no-date movement for mid-size cases, and the glossary covers the Master Chronometer standard.
Watches with this movement
28
Omega
Seamaster Planet Ocean Ultra Deep O-Megasteel / Summer Blue / Bracelet
215.30.46.21.03.002 · 45.5 mm

Omega
Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel - Black / Black / Rubber
217.32.42.21.01.001 · 42 mm

Omega
Seamaster PloProf Co-Axial Master Chronometer Grey / Orange
227.90.55.21.99.002 · 55 mm

Omega
Seamaster PloProf Co-Axial Master Chronometer Titanium / Sedna Gold / Blue
227.90.55.21.99.001 · 55 mm

Omega
Seamaster PloProf Co-Axial Master Chronometer Titanium / Black
227.90.55.21.01.001 · 55 mm

Omega
Seamaster Planet Ocean Ultra Deep O-Megasteel / White / Rubber
215.32.46.21.04.001 · 45.5 mm

Omega
Seamaster PloProf Co-Axial Master Chronometer O-mega Steel / Summer Blue
227.32.55.21.03.001 · 55 mm

Omega
Seamaster Planet Ocean Ultra Deep O-Megasteel / White / Bracelet
215.30.46.21.04.001 · 45.5 mm

Omega
Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel - Black / Black / Bracelet
217.30.42.21.01.001 · 42 mm

Omega
Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel - Blue / Black / Rubber
217.32.42.21.01.002 · 42 mm

Omega
Seamaster Planet Ocean Ultra Deep O-Megasteel / Blue / Bracelet
215.30.46.21.03.001 · 45.5 mm

Omega
Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel - Orange / Black / Rubber
217.32.42.21.01.004 · 42 mm

Omega
Seamaster Planet Ocean Ultra Deep O-Megasteel / Grey / Rubber
215.32.46.21.06.001 · 45.5 mm

Omega
Seamaster PloProf Co-Axial Master Chronometer Titanium / Grey
227.90.55.21.99.001 has a grey dial and a grey bezel. · 55 mm

Omega
Seamaster PloProf Co-Axial Master Chronometer Titanium / White / Blue
227.90.55.21.04.001 · 55 mm

Omega
Seamaster 300 Master Chronometer Stainless Steel / Blue / Bracelet
234.30.41.21.03.001 · 41 mm

Omega
Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel - Orange / Black / Bracelet
217.30.42.21.01.003 · 42 mm

Omega
Seamaster Planet Ocean Ultra Deep Titanium / Black / Nato
215.92.46.21.01.001 · 45.5 mm

Omega
Seamaster 300 Master Chronometer Bronze Gold / Brown / Strap
234.92.41.21.10.001 · 41 mm

Omega
Seamaster 300 Master Chronometer Stainless Steel / Summer Blue / Bracelet
234.30.41.21.03.002 · 41 mm

Omega
Seamaster Planet Ocean Ultra Deep O-Megasteel / Blue / Rubber
215.32.46.21.03.001 · 45.5 mm

Omega
Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel - Orange / Black / Rubber
217.32.42.21.01.003 · 42 mm

Omega
Seamaster Planet Ocean Ultra Deep O-Megasteel / Grey / Bracelet
215.30.46.21.06.001 · 45.5 mm

Omega
Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel - Blue / Black / Bracelet
217.30.42.21.01.002 · 42 mm

Omega
Seamaster Planet Ocean Ultra Deep Professional
215.92.52.21.99.001 · 52 mm

Omega
Seamaster 300 Master Chronometer Stainless Steel / Black / Strap
234.32.41.21.01.001 · 41 mm

Omega
Seamaster 300 Master Chronometer Stainless Steel / Black / Bracelet
234.30.41.21.01.001 · 41 mm

Omega
Seamaster 300 Master Chronometer Stainless Steel / Blue / Strap
234.32.41.21.03.001 · 41 mm
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