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

Reference 2503.52.00

About this watch

The Omega Railmaster 2503.52.00 is a masterpiece of luxury watchmaking, blending tradition with innovation. This elegant timepiece boasts an automatic movement featuring the Co-Axial escapement, ensuring accuracy and longevity. The sleek stainless steel case and striking black dial exude sophistication, while the sapphire crystal glass adds clarity and protection. With a water resistance of 150 meters, this versatile watch is perfect for both active lifestyles and professional environments. Its durability, comfort, and style make it an investment worth considering.
Buy Now on Jomashop
This is an affiliate link
MSRP: $3,250
Market Price: $2,957

Key Features

  • Automatic Omega caliber 2403 movement
  • Co-Axial escapement for accuracy and longevity
  • Sleek stainless steel case with 39.20 mm diameter
  • Striking black dial with mixed indexes and arrow hands
  • Sapphire crystal glass for clarity and protection
  • Water resistance of 150 meters
  • Adjustable stainless steel bracelet for comfort

Specifications

Brand
Omega
Family
Railmaster
Model
Seamaster Aqua Terra 150M Co-Axial 39.2 Railmaster / Bracelet
Reference
2503.52.00
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 39mm 2503.52 for $2680 shipped!

Omega Railmaster 39mm 2503.52 for $2680 shipped!

Omega - 2503.52 · $2,680
The Omega Seamaster Railmaster 39mm is a sought-after model with a simple design and no-date co-axial movement. It's a practical everyday watch in a 39mm case size.

  • Condition: Satisfactory, with signs of long-term usage
  • Case size: 39mm wide and 47mm lug to lug
  • Movement: Omega Calibre 2403 No Date Co-Axial Automatic
  • Service date: February 2026
Posted at
Mar 16, 2026, 11:53 AM
Active
[WTS] Omega Railmaster 39mm 2503.52 for $2680 shipped!

Omega Railmaster 39mm 2503.52 for $2680 shipped!

Omega - 2503.52 · $2,680
The Omega Seamaster Railmaster 39mm is a simple, everyday watch with a no-date co-axial movement, making it practical and easy to use. Its 39mm case size and 3-6-9-12 markers make it a sought-after model within Omega's discontinued lineup.

  • Condition: Satisfactory, with signs of long-term usage and damage to the case and bezel
  • Case Width: 39mm wide
  • Lug To Lug: 47mm
  • Movement Type: No Date Co-Axial Automatic
Posted at
Mar 8, 2026, 11:44 AM
Active
[WTS] Omega Railmaster 2503.52, FULL KIT 39.2mm  - $2,790

Omega Railmaster 2503.52, FULL KIT 39.2mm - $2,790

· $2,790
This Omega Seamaster Aqua Terra measures 39mm and features an automatic movement, a steel case on an original Omega Steel bracelet, and a sapphire crystal.

  • Condition: very good
  • Case size: 39mm diameter
  • Movement: automatic
Posted at
Mar 9, 2026, 10:30 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