Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Grey

Reference 231.23.39.21.06.001

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 38.5 is a luxurious timepiece that embodies precision, craftsmanship, and style. This stunning watch boasts an exquisite combination of stainless steel and red gold construction, giving it a luxurious yet durable appeal. The 38.5mm round shape strikes a perfect balance between boldness and subtlety, making it suitable for both men and women. The grey dial is sophisticated and versatile, pairing beautifully with various outfits. The open case back allows you to admire the intricate Omega caliber 8500 movement, which features two barrels providing a robust 60-hour power reserve. This chronometer has undergone rigorous testing to ensure its accuracy, meeting the standards set by the Swiss Official Chronometer Testing Institute (COSC). With a water resistance of 150 meters and an easy-to-read date function, this watch is perfect for daily wear. Its classic design ensures it won't go out of style, making it a timeless addition to any collection. For watch collectors, the Omega Seamaster Aqua Terra 150M Co-Axial 38.5 is a must-have, combining innovative movement, luxury materials, and stunning aesthetic. This remarkable choice offers both functionality and style, standing out among its peers.
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Key Features

  • Omega Caliber 8500 Movement
  • 60-Hour Power Reserve
  • 150M Water Resistance
  • Grey Dial with Stick and Dot Indexes
  • Red Gold Accents on Stainless Steel Case
  • Open Case Back for Visible Movement
  • Chronometer Certified by COSC

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Grey
Reference
231.23.39.21.06.001
Movement
8500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
38.5mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] 2012 Omega Seamaster Aqua Terra 231.23.39.21.06.001

2012 Omega Seamaster Aqua Terra 231.23.39.21.06.001

2012 Omega Seamaster Aqua Terra for sale

Posted at
Apr 19, 2026, 11:54 AM
Active
[WTS] Omega Aqua Terra 2503.50

Omega Aqua Terra 2503.50

Omega - 2503.50 · $2,550
This Omega Aqua Terra 2503.50 automatic is a great example of an Omega's iconic design, with a reliable and accurate movement.

  • Condition: Great condition with some wear around the watch
  • Payment Methods Accepted: Pretty much every method, including crypto
  • Location: Southwest FL
  • Local Meet Available: Yes
Posted at
Apr 24, 2026, 1:04 PM
Active
[WTS] Omega Seamaster Aqua Terra - Black 39mm - 2503.50 - Clean!

Omega Seamaster Aqua Terra - Black 39mm - 2503.50 - Clean!

Omega - 2503.50 · $2,750
A great pre-owned Omega Seamaster Aqua Terra in black with a 39mm size, available for sale.

  • Condition: pre-owned, minor wear
  • Size: 39mm diameter
Posted at
Apr 24, 2026, 12:47 PM
Active
[WTS] Omega Aqua Terra 2503.80 - 39mm - Blue Automatic

Omega Aqua Terra 2503.80 - 39mm - Blue Automatic

Omega - 2503.80 · $2,750
Aqua Terra Blue Dial Automatic watch in overall clean condition with a few small marks on the crystal.

  • Condition: pre-owned, overall clean condition with light wear throughout
  • Size: 39mm diameter
  • Dial color: Blue
Posted at
Apr 24, 2026, 12:44 PM
Active
[WTS] NOS Omega Seamaster Aqua Terra “James Bond” 007 Spectre 41.5mm Blue Teak Dial – Ref. 231.10.42.21.03.003

NOS Omega Seamaster Aqua Terra “James Bond” 007 Spectre 41.5mm Blue Teak Dial – Ref. 231.10.42.21.03.003

The Omega Seamaster Aqua Terra is a luxury watch designed for everyday wear, featuring a stainless steel case and blue 'teak concept' dial. It's powered by the Omega Co-Axial Caliber 8500 automatic movement with a 60-hour power reserve. This watch has gained recognition as a sophisticated choice for those who value elegance and practicality.

  • Condition: Like New
  • Case size: 41.5mm
  • Water resistance: 150m
  • Movement power reserve: 60 hours
Posted at
Apr 24, 2026, 12:30 PM
Active
[WTS] Omega Aqua Terra Day-Date Blue Dial – Full Set – $3800

Omega Aqua Terra Day-Date Blue Dial – Full Set – $3800

Up for sale is my Omega Aqua Terra Day/Date with a beautiful blue dial—looks even better in person. The watch is running well and keeping time within COSC specs.

  • Condition: Good condition with normal wear on the case
  • Water Depth Rating: 100m
Posted at
Apr 23, 2026, 7:50 PM
Active
[WTS] Omega Seamaster Aqua Terra 2517.50 39mm HAQ $1650 Shipped

Omega Seamaster Aqua Terra 2517.50 39mm HAQ $1650 Shipped

Omega - 2517.50 · $1,650
This Omega Seamaster Aqua Terra is a great everyday option with a classic black dial look, offering quartz accuracy and maintenance.

  • Condition: Watch only, presents nicely with honest wear and light scratching, accurate HAQ movement
  • Bracelet size: fits 7.25in wrist
  • Movement: HAQ quartz
Posted at
Apr 23, 2026, 6:32 PM
Active
[WTS] Omega Seamaster Aqua Terra Worldtimer “Summer Blue”

Omega Seamaster Aqua Terra Worldtimer “Summer Blue”

The Omega Seamaster Aqua Terra Worldtimer features a beautiful gradient blue dial with a laser-ablated topographic map of the continents, powered by the METAS certified Co-Axial Master Chronometer Caliber 8938.

  • Condition: Brand new old stock and unworn
  • Case size: 43mm diameter
  • Movement: Omega Co-Axial Master Chronometer Caliber 8938
  • Complications: Worldtimer
Posted at
Apr 23, 2026, 4:41 PM
Active
[WTS] 2023 Omega Seamaster Aqua Terra Skyfall Blue 231.10.42.21.03.003 41.5mm Full Set - $4,795

2023 Omega Seamaster Aqua Terra Skyfall Blue 231.10.42.21.03.003 41.5mm Full Set - $4,795

This Omega Seamaster Aqua Terra Skyfall Blue is a 2023 model, featuring a 41.5mm case.

  • Condition: Excellent condition with minimal signs of wear
  • Case Size: 41.5mm diameter
Posted at
Apr 23, 2026, 3:04 PM
Active