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

Reference 220.10.40.20.01.001

About this watch

The Omega Railmaster 220.10.40.20.01.001 is a stunning example of luxury watchmaking, blending sophistication with cutting-edge technology. At its heart lies the Omega Caliber 8806, a self-winding movement featuring a Co-Axial escapement and Master Chronometer certification. This watch boasts exceptional resistance to magnetic fields up to 15,000 gauss, making it perfect for everyday wear. Its round shape and matte grey finish exude classic elegance, while stick hands and dot indexes provide a striking look. Crafted from stainless steel, the Railmaster is robust yet stylish, with a height of 12.65 mm and water resistance rating of 150 meters. Whether you're dressing up or down, this watch complements any outfit, making it a timeless piece for years to come. With its blend of advanced technology, stunning aesthetics, and practical features, the Omega Railmaster is a worthy addition to any watch collection.
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MSRP: $5,700
Market Price: $2,811

Key Features

  • Omega Caliber 8806 self-winding movement
  • Co-Axial escapement with Master Chronometer certification
  • Magnetic field resistance up to 15,000 gauss
  • Round shape and matte grey finish
  • Stainless steel construction
  • Sapphire crystal glass for scratch resistance
  • Water resistance rating of 150 meters

Specifications

Brand
Omega
Family
Railmaster
Model
Railmaster Omega Co-Axial Master Chronometer 40 Stainless Steel / Grey / Bracelet
Reference
220.10.40.20.01.001
Movement
8806
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 40mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Railmaster Black Dial on Delugs CTS Rubber

Omega Railmaster Black Dial on Delugs CTS Rubber

Omega - 22010402001001 · $2,699
The Omega Railmaster is a robust and rugged engineer's watch, available in this 40mm Black Dial version. It features a co-axial master chronometer movement and comes with the full kit minus warranty.

  • Condition: very good, with minor wear (8/10)
  • Strap included: Delugs CTS black rubber strap with deployment ($145 value)
  • Lug wear: minor
  • Back of lugs condition: mostly worn
Posted at
Dec 3, 2025, 6:46 PM
Active
[WTS] (2021) Mint Omega Seamaster Railmaster 40mm Grey Dial 220.10.40.20.06.001 $2,600

(2021) Mint Omega Seamaster Railmaster 40mm Grey Dial 220.10.40.20.06.001 $2,600

This Omega Seamaster Railmaster is a 2021 model with a grey dial and 40mm case size, offered for sale in full set condition including box and papers.

  • Condition: lightly used with very little signs of use
  • Case size: 40mm diameter
  • Year: 2021
  • Condition notes: very little signs of use
Posted at
Dec 6, 2025, 11:54 PM
Active
[WTS] Omega Railmaster 36mm 2804.52.37 | Original Box & Papers (serviced)

Omega Railmaster 36mm 2804.52.37 | Original Box & Papers (serviced)

Omega - 2804.52.37 · $5,301
Up for sale is the iconic Omega Railmaster (36mm) 2804.52.37, featuring a no nonsense 3-6-9 dial and practical design compared to the Rolex Explorer.

  • Condition: Serviced, with original box and papers
  • Diameter: 36mm
Posted at
Dec 4, 2025, 9:30 AM
Active
Omega Railmaster  - 220.10.40.20.03.001 - Blue - Steel - 40mm - Mint

Omega Railmaster - 220.10.40.20.03.001 - Blue - Steel - 40mm - Mint

This Omega Railmaster is a pre-owned, mint condition watch with a blue dial and stainless steel case. It has a 40mm diameter and features an automatic movement.

  • Condition: Pre-Owned - Mint
  • Case Size: 40mm diameter
  • Bracelet Type: Stainless Steel
  • Movement Type: Automatic
Posted at
Mar 10, 2025, 12:58 AM
Active
NO TRADES:  Omega '57 Trilogy Railmaster.      $5030

NO TRADES: Omega '57 Trilogy Railmaster. $5030

A brand new Omega '57 Trilogy Railmaster purchased in September 2024.

  • Condition: Light scratches
  • Bracelet condition: light scratches on bracelet and clasp
  • Warranty: USA only
Posted at
Mar 7, 2025, 1:00 PM
Active