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Omega Railmaster watches

The Omega Railmaster family covers 25 models and 33 references, with case sizes from 36.2 mm to 49.2 mm.

25 models · 33 references

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Speedmaster Moonwatch Constellation De Ville Seamaster Diver 300MAll collections

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Speedmaster Moonwatch48
Constellation274
De Ville334
Seamaster Diver 300M145
Railmaster25
Seamaster Planet Ocean128
Speedmaster Broad Arrow38
Speedmaster Reduced38

Show all 19

Seamaster 120M15
Seamaster 30014
Speedmaster '5710
Speedmaster Chronoscope7
Seamaster PloProf5
Speedmaster Dark Side of the Moon5
Speedmaster First Omega in Space4
Seamaster Bullhead2
Speedmaster Pilot1
More Seamaster models6
Speedmaster Automatic and Quartz102

Size36 to 39 mm1140 to 42 mm1043 mm and over4

Case materialSteel21Gold4

Dial colourBlack21Grey4Brown2Blue2Purple1Red1

Movement typeAutomatic5Manual winding4

Movement (calibre)Omega 240311Omega 88065Omega 22014Omega 88042Omega 32052Omega 33132

Show more movement (calibre) options

Omega 33011

Water resistance50 to 99 m1100 to 199 m24

25 models

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OmegaRailmaster Omega Co-Axial Master Chronometer 40 220.10.40.20bracelet: steel3 references40 mm
OmegaRailmaster Omega Co-Axial Master Chronometer 40 220.12.40.20220.12.40.20.01.0013 references40 mm
OmegaRailmaster Omega Co-Axial Master Chronometer 38 220.10.38.20black dial2 references38 mm
OmegaRailmaster Omega Co-Axial Master Chronometer 38 235.10.38.20grey dial2 references38 mm
OmegaRailmaster Omega Co-Axial Master Chronometer 38 235.12.38.20grey dial2 references38 mm
OmegaSeamaster Aqua Terra 150M Hand Wound 49.2 Railmaster 221.53.49.10black dial2 references49.2 mm
OmegaSeamaster Aqua Terra 150M Automatic 42.2 Railmaster Chronograph 2512.52.00bracelet: steel1 reference42.2 mm
OmegaSeamaster Aqua Terra 150M Automatic 42.2 Railmaster Chronograph 2812.52.312812.52.311 reference42.2 mm
OmegaSeamaster Aqua Terra 150M Automatic 42.2 Railmaster Chronograph 2812.52.372812.52.371 reference42.2 mm
OmegaSeamaster Aqua Terra 150M Co-Axial 36.2 Railmaster 2504.52.00bracelet: steel1 reference36.2 mm
OmegaSeamaster Aqua Terra 150M Co-Axial 36.2 Railmaster 2804.52.372804.52.371 reference36.2 mm
OmegaSeamaster Aqua Terra 150M Co-Axial 39.2 Railmaster 2103.52.00yellow gold case1 reference39.2 mm
OmegaSeamaster Aqua Terra 150M Co-Axial 39.2 Railmaster 2503.52.00stainless steel case1 reference39.2 mm
OmegaSeamaster Aqua Terra 150M Co-Axial 39.2 Railmaster 2603.52.31yellow gold case1 reference39.2 mm
OmegaSeamaster Aqua Terra 150M Co-Axial 39.2 Railmaster 2603.52.37yellow gold case1 reference39.2 mm
OmegaSeamaster Aqua Terra 150M Co-Axial 39.2 Railmaster 2803.52.31stainless steel case1 reference39.2 mm
OmegaSeamaster Aqua Terra 150M Co-Axial 39.2 Railmaster 2803.52.37stainless steel case1 reference39.2 mm
OmegaSeamaster Aqua Terra 150M Co-Axial 42.2 Railmaster 2502.52.00bracelet: steel1 reference41 mm
OmegaSeamaster Aqua Terra 150M Co-Axial 42.2 Railmaster 2802.52.31bracelet: leather strap1 reference41 mm
OmegaSeamaster Aqua Terra 150M Co-Axial 42.2 Railmaster 2802.52.372802.52.371 reference41 mm
OmegaSeamaster Aqua Terra 150M Co-Axial 42.2 Railmaster Chronograph 2812.53.812812.53.811 reference42.2 mm
OmegaSeamaster Aqua Terra 150M Co-Axial 42.2 Railmaster Chronograph 2812.54.822812.54.821 reference42.2 mm
OmegaSeamaster Aqua Terra 150M Hand Wound 49.2 Railmaster 2806.52.37black dial1 reference49.2 mm
OmegaSeamaster Aqua Terra 150M Hand Wound 49.2 Railmaster 2806.72.31purple dial1 reference49.2 mm

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Key movements

Omega calibre 2403 11 references
Omega calibre 8806 10 references
Omega calibre 2201 5 references
Omega calibre 8804 2 references
Omega calibre 3205 2 references
Omega calibre 3313 2 references

Omega Railmaster questions

How many Omega Railmaster watches are on Watchnik?

Watchnik lists 25 Omega Railmaster models and 33 references.

What case sizes do Omega Railmaster watches come in?

Recorded case diameters run from 36.2 mm to 49.2 mm across the 33 references.

Which movement is used most in Omega Railmaster watches?

The Omega calibre 2403 appears in the most references, 11 of them.

Sources and last updated

Specifications are compiled from watch database records and manufacturer information; missing values are shown as not yet recorded, never estimated. Data last updated 29 September 2026. How we source our data

An independent reference for watch specifications, movements and history.

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Watchnik is independent and not affiliated with any watch brand. Brand names are trademarks of their owners.Specifications compiled from WatchBase and manufacturer information.