Omega Railmaster Seamaster Aqua Terra 150M Co-Axial 39.2 Railmaster / Brown Alligator

Reference 2803.52.37

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 39.2 Railmaster is a masterclass in blending modernity with tradition, featuring an elegant stainless-steel case and black dial adorned with mixed indexes and arrow hands. This automatic movement boasts a power reserve of 48 hours, frequency of 25,200 vibrations per hour, and Co-Axial escapement that reduces friction for enhanced longevity. With its sapphire glass, robust construction, and water resistance of 150 meters, this watch is as functional as it is stylish. Whether you're swimming, snorkeling, or just dressing up, the Omega Seamaster Aqua Terra 150M Railmaster is an exceptional timepiece that exudes sophistication and adventure spirit. As a chronometer, it has undergone rigorous testing to ensure accuracy and reliability, making it a worthy investment for any watch enthusiast. With its timeless design, exceptional craftsmanship, and versatility in various settings, this watch stands out from the crowd. Experience the Omega difference with this remarkable timepiece.
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MSRP: $2,850
Market Price: $2,711

Key Features

  • Omega caliber 2403 automatic movement
  • Sapphire glass for enhanced durability
  • Water resistance of 150 meters
  • Co-Axial escapement for improved accuracy and longevity
  • Chronometer certified for precision and reliability
  • Stainless-steel case with elegant design
  • Black dial with mixed indexes and arrow hands

Specifications

Brand
Omega
Family
Railmaster
Model
Seamaster Aqua Terra 150M Co-Axial 39.2 Railmaster / Brown Alligator
Reference
2803.52.37
Movement
2403
Movement Features
  • Hours, Minutes, Seconds
  • Co-Axial Escapement, Chronometer
Case
Stainless Steel 39.2mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Railmaster 40mm Black Dial Full Set $2800

Omega Railmaster 40mm Black Dial Full Set $2800

A versatile GADA/tool watch for everyday wear, with a black dial and 40mm case.

Posted at
Aug 23, 2025, 6:07 PM
Active
Omega Railmaster 2503.52 39mm

Omega Railmaster 2503.52 39mm

Omega - 2503.52 · $3,200.003
A Omega Railmaster in 39mm, purchased a few years ago and mostly kept as a safe queen. It has been worn about a dozen times and appears to keep good time.

  • Condition: Pre-owned, minor wear
  • Box Papers: yes
  • Worn Times: a dozen
  • Water Resistance: 200m
Posted at
Aug 17, 2025, 6:34 PM
Active
Omega Railmaster 40mm Black Dial Full Set

Omega Railmaster 40mm Black Dial Full Set

Omega - Railmaster · $2,900.003
A high-quality Omega Railmaster 40mm Black Dial watch designed for daily wear, with a history of being worn. It comes with its full set, including boxes, manual, hang tag, eBay authentication card, and extra links.

  • Condition: Used, with wabi and marks on the bezel at 1 o'clock
  • Length: 7.15 inches
  • Wrist Size Adjustment: extra links bring it up close to 7.75 inches
Posted at
Aug 17, 2025, 12:53 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