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] 36mm Omega Seamaster Aqua Terra Quartz - Ref 2518.50 - $1900 SHIPPED

36mm Omega Seamaster Aqua Terra Quartz - Ref 2518.50 - $1900 SHIPPED

Omega - 2518.50 · $1,900
A 36mm Omega Seamaster Aqua Terra Quartz watch, powered by a Calibre OMEGA 1538 quartz movement.

  • Condition: Excellent condition
  • Case Size: 36mm diameter
  • Bracelet Length: up to 7"
  • Movement Type: quartz
Posted at
Mar 26, 2026, 3:27 PM
Active
[WTS] 2024 Omega Seamaster Aqua Terra 150M 41mm Silver Dial 220.12.41.21.02.002 Full Set Excellent

2024 Omega Seamaster Aqua Terra 150M 41mm Silver Dial 220.12.41.21.02.002 Full Set Excellent

The Omega Seamaster Aqua Terra 150M is a versatile watch that combines everyday style with refined nautical design. Its 41mm stainless steel case features a silver "teak concept" dial, inspired by wooden yacht decks.

  • Condition: Excellent
  • Diameter: 41mm
  • Depth rating: 150m
Posted at
Mar 26, 2026, 12:31 PM
Active
[WTS] Omega Seamaster Aqua Terra 2503.33  - $2,450  - Reserved Post for u/Life_Minute_Second

Omega Seamaster Aqua Terra 2503.33 - $2,450 - Reserved Post for u/Life_Minute_Second

Omega - 2503.33 · $2,450
Up for sale is my Omega Seamaster Aqua Terra 2503.33, a 39mm watch with an Omega 2500 automatic movement.

  • Condition: Very good
  • Case material: Steel
  • Bracelet material: Original Omega Steel
  • Crystal type: Sapphire
Posted at
Mar 25, 2026, 4:23 AM
Active
[WTS] Omega Aqua Terra 231.10.39 Cal 8500 39mm w/ cards- $2,850 - Reserved post for u/SamV88

Omega Aqua Terra 231.10.39 Cal 8500 39mm w/ cards- $2,850 - Reserved post for u/SamV88

The Omega Aqua Terra 231.10.39 Cal 8500 is a 39mm watch with an Calibre OMEGA 8500 movement. It has a steel case on original Omega steel bracelet.

  • Condition: Great condition, with minimal marks on the case and caseback
  • Case size: 39mm
  • Bracelet material: Steel
  • Movement: Calibre OMEGA 8500
Posted at
Mar 25, 2026, 4:05 AM
Active
[WTS] Omega Seamaster Aqua Terra 231.10.39 38.5mm Quartz Grey Teak - $1,890

Omega Seamaster Aqua Terra 231.10.39 38.5mm Quartz Grey Teak - $1,890

Omega - 231.10.39 38.5mm · $1,890
Up for sale is my Omega Seamaster Aqua Terra 231.10.39 in great condition. This watch measures at 39mm and has an Calibre OMEGA 4564 quartz movement.

  • Condition: 8.9/10, great condition
  • Case material: steel
  • Bracelet type: original steel Omega bracelet
  • Crystal type: sapphire crystal
Posted at
Mar 25, 2026, 4:02 AM
Active
[WTS] Omega Aqua Terra GMT 231.13.43.22.01.001 in like new condition

Omega Aqua Terra GMT 231.13.43.22.01.001 in like new condition

  • Condition: like new
  • Case material: stainless steel
  • Bezel material: ceramic
Posted at
Mar 24, 2026, 8:03 PM
Active
[WTS] Omega 2504.80.00 — Seamaster Aqua Terra Blue Dial 36mm — Cal. 2500 Co-Axial Chronometer — $2,399 Shipped

Omega 2504.80.00 — Seamaster Aqua Terra Blue Dial 36mm — Cal. 2500 Co-Axial Chronometer — $2,399 Shipped

Omega - 2504.80.00 · $2,399
This Omega Seamaster Aqua Terra features a sunburst blue dial paired with the Cal. 2500 Co-Axial automatic movement in a versatile 36mm case that works well in casual and formal settings.

  • Condition: Pre-owned with signs of wear and light surface scratches consistent with age
  • Movement: Cal. 2500 Co-Axial
  • Case dimensions: 43.5mm lug-to-lug, 11mm thickness, 19mm lug width
  • Bracelet size: fits up to approximately a 7” wrist
Posted at
Mar 24, 2026, 1:22 PM
Active
Omega Aqua Terra 8800 - 38mm - Lacquer Black - 220.10.38.20.01.004 ( new )

Omega Aqua Terra 8800 - 38mm - Lacquer Black - 220.10.38.20.01.004 ( new )

Up for sale is a brand new Omega Aqua Terra 8800 38mm with Lacquer Black Dial, reference # 220.10.38.20.01.004.

  • Condition: Brand new
  • Case size: 38mm
  • Movement type: Master Chronometer Movement
Posted at
Apr 3, 2025, 3:15 PM
Active
Omega Seamaster Aqua Terra Green 41mm

Omega Seamaster Aqua Terra Green 41mm

The Omega Seamaster Aqua Terra Green is a versatile watch suitable for daily wear, featuring a Master Chronometer certified calibre 8900 with 60 hours of power reserve and antimagnetic properties. It has an excellent bracelet and proportions.

  • Condition: Near-mint, 94-95%
  • Case size: 41mm x 47.9mm lug to lug
  • Thickness: 13.2mm
  • Power reserve: 60 hours
Posted at
Mar 31, 2025, 10:30 AM
Active