Omega Railmaster Seamaster Aqua Terra 150M Automatic 42.2 Railmaster Chronograph / Bracelet

Reference 2512.52.00

About this watch

The Omega Railmaster 2512.52.00 is a masterpiece of luxury watchmaking, boasting a robust yet elegant design, perfect for everyday wear. Its stainless steel case is proportioned to perfection, featuring a black dial with functional and stylish indexes, while the arrow hands ensure precise timekeeping. The self-winding column-wheel operated chronograph movement, Omega caliber 3205, operates at 28,800 vibrations per hour and boasts a power reserve of 55 hours. With its water resistance of 150 meters, this watch is built for adventure, yet it doesn't compromise on style. Whether you're dressing up or keeping it casual, the Omega Railmaster fits the bill. Its sapphire glass and stainless steel construction make it designed to withstand the test of time, with a robust yet refined aesthetic that's perfect for daily wear. This isn't just a watch; it's a statement piece that showcases your appreciation for quality and style.
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MSRP: $4,850
Market Price: $2,642

Key Features

  • Omega caliber 3205 self-winding chronograph movement
  • 42.20 mm stainless steel case
  • 150 m water resistance
  • Sapphire glass crystal
  • Column-wheel operated chronograph function
  • 55 hour power reserve

Specifications

Brand
Omega
Family
Railmaster
Model
Seamaster Aqua Terra 150M Automatic 42.2 Railmaster Chronograph / Bracelet
Reference
2512.52.00
Movement
3205
Movement Features
  • Hours, Minutes, Small Seconds
  • Chronograph, Column wheel
Case
Stainless Steel 42.2mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
150

Current Listings

[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
[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
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