Omega Railmaster Seamaster Aqua Terra 150M Hand Wound 49.2 Railmaster Stainless Steel / Red MOP

Reference 2806.77.40

Omega Seamaster Aqua Terra 150M Hand Wound 49.2 Railmaster Stainless Steel / Red MOP

About this watch

The Omega Railmaster 2806.77.40 is a masterpiece that combines stunning aesthetics, superior performance, and a rich heritage. Its distinctive design, exquisite craftsmanship, and reliable performance make it stand out in the crowded world of horology. The watch features a hand-wound movement, a robust stainless steel case measuring 49.2 mm, and a stunning red mother-of-pearl dial with gem-set indexes. With a water resistance of 150 meters, sapphire crystal, and Omega caliber 2201 movement based on the reliable Unitas 6498, this watch is not just a pretty face. It's an extension of your personal style, exuding confidence and sophistication, suitable for everyday wear or formal occasions. This timepiece commands respect and admiration, making it a worthy investment for collectors.
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Key Features

  • Omega caliber 2201 movement
  • Stunning red mother-of-pearl dial with gem-set indexes
  • Robust stainless steel case measuring 49.2 mm
  • Water resistance of 150 meters
  • Sapphire crystal protection against scratches
  • Hand-wound mechanism for a tactile experience
  • Power reserve of 53 hours

Specifications

Brand
Omega
Family
Railmaster
Model
Seamaster Aqua Terra 150M Hand Wound 49.2 Railmaster Stainless Steel / Red MOP
Reference
2806.77.40
Movement
2201
Movement Features
  • Hours, Minutes, Small Seconds
Case
Stainless Steel 49.2mm
Dial Color
Red
Crystal
Sapphire
Water Resistance
150

Current Listings

[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
View listing on r/WatchExchange
[WTS] Omega Seamaster Railmaster XXL 49.2mm

Omega Seamaster Railmaster XXL 49.2mm

Omega - Railmaster XXL
This listing does not contain a description of the watch.

  • Size: 49.2mm diameter
Posted at
Feb 13, 2026, 2:56 PM
Active
View listing on r/WatchExchange
[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
View listing on r/WatchExchange
[WTS] [Price Reduced] Omega Railmaster Silver 220.10.40.20.06.001 2023 Full Set Like New under omega warranty till 2028 - $2999 + 🏷 🔥

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

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
View listing on r/WatchExchange
[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
View listing on r/WatchExchange
[WTS] 2017 OMEGA Seamaster Railmaster 40MM Blue Dial Steel Bracelet

2017 OMEGA Seamaster Railmaster 40MM Blue Dial Steel Bracelet

OMEGA - Seamaster Railmaster 40MM Blue Dial Steel Bracelet · $3,200
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
View listing on r/WatchExchange
[WTS] Omega Seamaster Railmaster Blue Dial 40mm (Ref. 220.12.40.20.03.001) – Like New – Full Kit

Omega Seamaster Railmaster Blue Dial 40mm (Ref. 220.12.40.20.03.001) – Like New – Full Kit

Omega - 220.12.40.20.03.001 · $3,800
For sale is an Omega Seamaster Railmaster featuring the blue brushed dial on the original Omega denim-style fabric strap, powered by Omega's Co-Axial Master Chronometer Caliber 8806.

  • Condition: Like New
  • Case diameter: 40mm
  • Water resistance: 150m
  • Power reserve: 55 hours
Posted at
Feb 1, 2026, 3:34 PM
Active
View listing on r/WatchExchange
[WTS] Omega Railmaster 40mm Full set, warranty until 2028 220.10.40.20.06.001

Omega Railmaster 40mm Full set, warranty until 2028 220.10.40.20.06.001

Omega - 220.10.40.20.06.001 · $2,999
This Omega Railmaster features a 40mm case with a lug width of 20mm, making it suitable for most wrist sizes and easy to change straps.

  • Condition: great condition
  • Case size: 40mm
  • L2l: 47mm
  • Lug width: 20mm
Posted at
Jan 31, 2026, 8:16 PM
Active
View listing on r/WatchExchange
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
View listing on RolexForums