Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 41.5 Stainless Steel / Red Gold / Grey / Bracelet

Reference 231.20.42.21.06.002

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 41.5 is a masterpiece of luxury watchmaking, boasting a stunning design that seamlessly combines elegance and sportiness. Its in-house movement, the Omega Caliber 8500, is chronometer certified, ensuring precision and reliability. With a water resistance of up to 150 meters, this timepiece is perfect for aquatic activities, while its versatility makes it suitable for any occasion. Whether you're a seasoned collector or just starting your journey in luxury watches, this model deserves a spot in your collection. Its strong resale value and brand reputation make it an investment that will last for generations.
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MSRP: $8,350
Market Price: $3,944

Key Features

  • In-house Omega Caliber 8500 movement
  • Chronometer certification for precision and reliability
  • Water resistance up to 150 meters
  • Stunning design combining elegance and sportiness
  • Versatile enough to wear for any occasion

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 41.5 Stainless Steel / Red Gold / Grey / Bracelet
Reference
231.20.42.21.06.002
Movement
8500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
41.5mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Seamaster Aqua Terra 231.10.42.21.02.001 - Price Reduced!

Omega Seamaster Aqua Terra 231.10.42.21.02.001 - Price Reduced!

This is a Watch-only example of the Omega Seamaster Aqua Terra in White Dial, model number 231.10.42.21.02.001, featuring a 41.5mm size and excellent condition.

  • Condition: Very clean pre-owned condition with light wear throughout.
  • Size: 41.5mm
Posted at
Apr 6, 2026, 6:21 PM
Active
[WTS] Omega Seamaster Aqua Terra 2503.33  - $2,650

Omega Seamaster Aqua Terra 2503.33 - $2,650

Omega - 2503.33 · $2,650
This Omega Seamaster Aqua Terra 2503.33 is a 39mm watch featuring an automatic movement and a steel case on an original Omega Steel bracelet.

  • Condition: Good condition with a conservative rating of 8.9/10
  • Movement: Omega 2500 automatic movement
  • Case size: 39mm diameter
  • Bracelet type: Original Omega Steel bracelet
Posted at
Apr 5, 2026, 10:42 PM
Active
[WTS] Omega Seamaster Aqua Terra 231.10.39 38.5mm Skyfall   - $3,350

Omega Seamaster Aqua Terra 231.10.39 38.5mm Skyfall - $3,350

Up for sale is a Omega Seamaster Aqua Terra 231.10.39.21.03.001 with an automatic movement and measuring at 38.5mm. It has a steel case on original Omega steel bracelet.

  • Condition: Very good condition for it's age (8.9/10)
  • Case size: 38.5mm diameter
  • Bracelet material: Steel
  • Movement: Automatic Omega Calibre 8500
Posted at
Apr 5, 2026, 10:38 PM
Active
[WTS] Omega Aqua Terra 231.10.39 Cal 8500 39mm - $2,690

Omega Aqua Terra 231.10.39 Cal 8500 39mm - $2,690

Up for sale is my Omega Aqua Terra 231.10.39 Cal 8500, a watch with a 39mm steel case on original Omega steel bracelet and an OMEGA 8500 movement.

  • Condition: Great condition, minor marks on the case and crystal
  • Case size: 39mm diameter
  • Movement: Calibre OMEGA 8500
  • Bracelet material: Steel
Posted at
Apr 5, 2026, 10:27 PM
Active
[WTS] Omega Seamaster Aqua Terra 2504.50 - $2,490

Omega Seamaster Aqua Terra 2504.50 - $2,490

Omega - 2504.50 · $2,490
Up for sale is my Omega Seamaster Aqua Terra 2504.50.00, a 36mm automatic watch with a steel case and original Omega Steel bracelet.

  • Condition: Very good condition
  • Case Size: 36mm diameter
  • Movement Type: automatic
Posted at
Apr 5, 2026, 10:19 PM
Active
[WTS] Omega Aqua Terra 231.10.39 Cal 8500, White Teak 39mm, Box and Papers - $2,750

Omega Aqua Terra 231.10.39 Cal 8500, White Teak 39mm, Box and Papers - $2,750

Up for sale is my Omega Aqua Terra 231.10.39 Cal 8500, a 39mm watch with an OMEGA 8500 movement.

  • Condition: Great condition with minimal marks
  • Case size: 39mm diameter
  • Movement type: Calibre OMEGA 8500
  • Bracelet material: Steel
Posted at
Apr 5, 2026, 9:52 PM
Active
[WTS] Omega Aqua Terra 2503.30 39mm Champagne Dial Box and Papers - $2,390

Omega Aqua Terra 2503.30 39mm Champagne Dial Box and Papers - $2,390

Omega - 2503.30 · $2,390
Up for sale is my great condition Omega Seamaster 2503.30, measuring at 39mm with an automatic Omega Calibre 2500 movement.

  • Condition: Very good condition for its age
  • Movement: Omega Calibre 2500
  • Bracelet material: Steel
  • Case size: 39mm diameter
Posted at
Apr 5, 2026, 9:40 PM
Active
[WTS] 2026 Omega Aqua Terra 150M 38mm White/silver 1/26 Ref# 220.10.38.20.02.001

2026 Omega Aqua Terra 150M 38mm White/silver 1/26 Ref# 220.10.38.20.02.001

2026 Omega Aqua Terra 150M 38mm White/silver, featuring a silvery white dial with Teak pattern and automatic self-winding movement.

  • Condition: 9.5/10, minor scratches possibly not visible to the eye
  • Dial color: silvery white
  • Movement caliber: 8800 METAS Caliber
  • Water resistance: 150M
Posted at
Apr 4, 2026, 10:00 AM
Active