Omega Railmaster Seamaster Aqua Terra 150M Co-Axial 42.2 Railmaster / Brown Alligator

Reference 2802.52.37

Omega Seamaster Aqua Terra 150M Co-Axial 42.2 Railmaster / Brown Alligator

About this watch

The Omega Railmaster 2802.52.37 Seamaster Aqua Terra 150M Co-Axial 42.2 is a masterpiece of luxury watchmaking. Its stunning stainless steel case exudes elegance and sophistication, perfectly complemented by the exquisite brown alligator leather strap. The black dial is a striking backdrop for the mixed indexes and arrow hands, coated with luminescent material for optimal visibility in low-light conditions. With its Co-Axial escapement and 48-hour power reserve, this watch embodies the perfect blend of innovation and reliability. Whether you're dressing up or dressing down, this versatile timepiece seamlessly transitions between formal and casual settings. The Omega Railmaster is an investment in quality, style, and functionality, sure to elevate your watch game and stand the test of time.

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MSRP: $3,150

Market Price: $3,051

Key Features

Stainless Steel Case
Brown Alligator Leather Strap
Co-Axial Escapement
48-Hour Power Reserve
Water Resistance Up To 150 Meters
Sapphire Crystal
Automatic Movement

Specifications

Brand

Omega

Family

Railmaster

Model

Seamaster Aqua Terra 150M Co-Axial 42.2 Railmaster / Brown Alligator

Reference

2802.52.37

Movement

2403

Movement Features

Hours, Minutes, Seconds
Co-Axial Escapement, Chronometer

Case

Stainless Steel 42.2mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

150

Current Listings

2025 Omega AT Railmaster Grey on Bracelet - Full Kit

Omega - 235.10.38.20.06.001 · $5,299

Up for sale is Omega's newest version of the Railmaster in grey, featuring an in-house automatic Co-Axial Master Chronometer Calibre 8806 with a 55-hr power reserve.

Condition: near-mint
Case Dimension: 38 mm diameter
Lug Width: 19 mm
Thickness: 12.4 mm

Posted at

Oct 26, 2025, 5:41 PM

Active

View listing on r/WatchExchange

Omega Railmaster 2503.52 (39.2mm) Full Set

Omega - 2503.52 · $3,150

39.2mm Railmaster with Cal. 2403 movement and 44HRs power reserve.

Condition: Great condition, no service history
Case Diameter: 39.2mm
Thickness: 11mm
Lug To Lug: 47mm

Posted at

Oct 24, 2025, 9:53 AM

Active

View listing on r/WatchExchange

Omega Railmaster 36mm 2804.52.37 | serviced (Original Box & Papers)

Omega - 2804.52.37 · $5,301

The Omega Railmaster is an iconic watch with a no-nonsense dial design that has remained largely unchanged since 1957.

Condition: recently serviced
Case size: 36mm
Dial type: 3-6-9

Posted at

Oct 23, 2025, 10:17 AM

Active

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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