Omega Railmaster Seamaster Aqua Terra 150M Co-Axial 39.2 Railmaster Yellow Gold / Brown Alligator / China Train

Reference 2608.52.31

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 39.2 Railmaster is an exquisite timepiece that embodies elegance, precision, and exclusivity. With only 1,895 units manufactured between 2003 and 2010, this limited edition piece is a rare gem that many enthusiasts covet. The yellow gold case radiates luxury, while the black dial provides a striking contrast that enhances readability. The arrow-shaped hands not only add character but also ensure that you can tell the time at a glance. This watch strikes the perfect balance between a bold presence and comfortable wear, making it a versatile addition to any wardrobe. At the heart of this timepiece is the Omega caliber 2403, an automatic movement featuring a Co-Axial escapement and chronometer certification, ensuring precision and reliability. With a power reserve of 48 hours, you can confidently take this watch off for a weekend without worrying about it stopping. The use of sapphire glass adds to the durability of the watch, making it perfect for those who enjoy aquatic activities. Every Omega watch is a testament to the brand's rich heritage and commitment to craftsmanship, reflecting the artistry that has made Omega a leader in the luxury watch industry. This timepiece stands out in a crowded market of luxury watches with its exquisite design, impressive movement, and limited availability, making it an investment in a legacy.
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Key Features

  • Yellow gold case
  • Black dial with mixed indexes
  • Arrow-shaped hands
  • Automatic Omega caliber 2403 movement
  • Co-Axial escapement
  • Chronometer certification
  • Sapphire crystal glass

Specifications

Brand
Omega
Family
Railmaster
Model
Seamaster Aqua Terra 150M Co-Axial 39.2 Railmaster Yellow Gold / Brown Alligator / China Train
Reference
2608.52.31
Movement
2403
Movement Features
  • Hours, Minutes, Seconds
  • Co-Axial Escapement, Chronometer
Case
Yellow Gold 39.2mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Seamaster Railmaster 40mm Ref. 220.12.40.20.03.001

Omega Seamaster Railmaster 40mm Ref. 220.12.40.20.03.001

Omega - 220.12.40.20.03.001 $3,800
This Omega Seamaster Railmaster features a blue gradient dial and is certified as a Master Chronometer by METAS.

  • Condition: Excellent overall condition
  • Case size: 40mm diameter
  • Case material: Stainless steel
  • Dial color: Blue gradient
Posted at
Feb 15, 2026, 9:16 PM
Active
[WTS] Omega Seamaster Railmaster XXL 49.2mm Watch Only

Omega Seamaster Railmaster XXL 49.2mm Watch Only

Omega - 2806.52.37 $3,500
Omega Seamaster Railmaster XXL watch, purchased from Watchesmiles just over a month ago.

  • Condition: great condition
  • Case Size: 49.2mm diameter
Posted at
Feb 13, 2026, 7:12 PM
Active
[WTS] Omega Seamaster Railmaster XXL 49.2mm

Omega Seamaster Railmaster XXL 49.2mm

This listing does not contain a description of the watch.

  • Size: 49.2mm diameter
Posted at
Feb 13, 2026, 2:56 PM
Active
[WTS] Omega Seamaster Railmaster XXL 49.2mm

Omega Seamaster Railmaster XXL 49.2mm

Omega - Railmaster XXL $3,500
A large Omega Seamaster Railmaster model with a unique design, sold as is without original packaging or documentation.

Posted at
Feb 13, 2026, 2:55 PM
Active
[WTS] [Price Reduced] Omega Railmaster Silver 220.10.40.20.06.001 2023 Full Set Like New under omega warranty till 2028 - $2999 + 馃彿 馃敟

[Price Reduced] Omega Railmaster Silver 220.10.40.20.06.001 2023 Full Set Like New under omega warranty till 2028 - $2999 + 馃彿 馃敟

Omega - 220.10.40.20.06.001 $2,999
This is a discontinued Omega Railmaster model that's hard to find in this condition and still under warranty till 2028.

  • Condition: Like new
  • Warranty Expiration Date: 2028
  • Set Contents: Full set, half links, 3 Omega cards
Posted at
Feb 13, 2026, 12:39 PM
Active
[WTS] Omega Railmaster 36mm 2804.52.37 | Original Omega certificates (serviced)

Omega Railmaster 36mm 2804.52.37 | Original Omega certificates (serviced)

Omega - 2804.52.37 $5,301
The Omega Railmaster is an iconic watch with a no nonsense 3-6-9 dial, making it practical and modest compared to the Rolex Explorer. Its design has remained relatively unchanged since 1957.

  • Condition: serviced
  • Diameter: 36mm
  • Certificates: original
  • Shipping Us: 52
Posted at
Feb 12, 2026, 9:08 AM
Active
[WTS] 2017 OMEGA Seamaster Railmaster 40MM Blue Dial Steel Bracelet

2017 OMEGA Seamaster Railmaster 40MM Blue Dial Steel Bracelet

A 2017 OMEGA Seamaster Railmaster with a blue dial, 40mm in size. The watch is in good condition despite some minor flaws.

  • Condition: Used, with minor cosmetic damage
  • Missing Items: International warranty card, inner box, outer box flap
Posted at
Feb 5, 2026, 8:19 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

Omega - 220.10.40.20.03.001 $3,795
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