Shown: reference 220.12.40.20.01.001 · Photo: Omega
Omega

Railmaster Omega Co-Axial Master Chronometer 40 220.12.40.20 Reference 220.12.40.20.01.001

Railmaster Omega Co-Axial Master Chronometer 40 Stainless Steel / Grey / Strap

Overview

A 40 mm steel case defines the Omega Railmaster Omega Co-Axial Master Chronometer 40 220.12.40.20. It runs on the self-winding Omega calibre 8806 with a 55 hour power reserve and is water resistant to 150 metres. Our database lists 3 references of the Railmaster Omega Co-Axial Master Chronometer 40 220.12.40.20, which differ in dial colour (black, blue and grey). It is no longer in production.

Case diameter
40 mm
12.65 mm thick
Movement
Calibre 8806
Water resistance
150 m
Power reserve
55 h

Specifications

Specifications from Omega and WatchBase. Last checked . Sources

Case

Diameter
40 mm
Thickness
12.65 mm
Lug width
20 mm
Material
Steel
Crystal
Sapphire
Water resistance
150 m
Weight
83 g

Dial

Colour
Black

Movement

Calibre
Omega 8806
Type
Automatic
Power reserve
55 h

Not yet recorded: lug-to-lug, case back, shape, indexes, hands, functions, years.

Sources

Missing values are shown as not yet recorded, never estimated. How we source our data

MovementOmega calibre 8806Specifications and every watch that uses it

Other versions of the Railmaster Omega Co-Axial Master Chronometer 40 220.12.40.20

The Omega Railmaster Omega Co-Axial Master Chronometer 40 220.12.40.20 covers 3 references, with a 40 mm case. All use the Omega calibre 8806.

Dial

3 references

Compare all 3 references in a table
References of the Omega Railmaster Omega Co-Axial Master Chronometer 40 220.12.40.20, with dial, case material, size and production years
ReferenceDialCaseSizeProduced
220.12.40.20.01.001BlackSteel40 mm–
220.12.40.20.03.001BlueSteel40 mm–
220.12.40.20.06.001GreySteel40 mm–

Railmaster Omega Co-Axial Master Chronometer 40 220.12.40.20 questions

What size is the Omega Railmaster Omega Co-Axial Master Chronometer 40 220.12.40.20?

The Omega Railmaster Omega Co-Axial Master Chronometer 40 220.12.40.20 has a 40 mm case.

What movement does the Omega Railmaster Omega Co-Axial Master Chronometer 40 220.12.40.20 use?

It uses the Omega calibre 8806.

What is the Omega Railmaster Omega Co-Axial Master Chronometer 40 220.12.40.20 case made of?

The case is steel.

Is the Omega Railmaster Omega Co-Axial Master Chronometer 40 220.12.40.20 water resistant?

It is rated to 150 m.

How many Omega Railmaster Omega Co-Axial Master Chronometer 40 220.12.40.20 references are there?

Our database lists 3 references.