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

Reference 231.23.39.21.06.002

About this watch

The Omega Aqua Terra 231.23.39.21.06.002 embodies luxury and prestige with its stunning design and robust features. Founded in 1848, Omega has crafted some of the world's finest watches. The Seamaster collection is renowned for its blend of elegance and ruggedness, exemplified by the Aqua Terra series. This 38.5 mm watch showcases a premium combination of stainless steel and yellow gold, along with a sophisticated grey dial that captures attention. The sun-brushed finish reflects light beautifully, creating a dynamic visual experience. With a water resistance of up to 150 meters, this watch is designed for active lifestyles. At the core is the impressive Omega caliber 8500, featuring a Co-Axial escapement and 60-hour power reserve. As a certified chronometer, it has passed rigorous testing for accuracy. The combination of materials creates a surprisingly lightweight watch that doesn't sacrifice durability. The bracelet features a mix of brushed and polished links that play beautifully with the light, enhancing the watch's overall aesthetic. This isn't just a watch; it's a piece of history, a status symbol, and a reliable tool all rolled into one.
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MSRP: $7,600
Market Price: $3,358

Key Features

  • Omega Caliber 8500 Co-Axial Escapement Movement
  • Stainless Steel and Yellow Gold Construction
  • Sapphire Crystal for Scratch Resistance
  • Water Resistance up to 150 Meters
  • Chronometer Certified for Precision Timekeeping

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Yellow Gold / Grey
Reference
231.23.39.21.06.002
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] Omega Seamaster Aqua Terra – Annual Calendar – 38.5mm Blue Dial

Omega Seamaster Aqua Terra – Annual Calendar – 38.5mm Blue Dial

Omega - 23110392203001 · $4,200
A versatile Omega Seamaster Aqua Terra Annual Calendar watch with a 38.5mm stainless steel case and blue dial, featuring an annual calendar complication and Co-Axial calibre 8601.

  • Condition: Excellent
  • Case size: 38.5mm diameter
  • Movement: Omega Co-Axial calibre 8601
Posted at
Mar 20, 2026, 12:36 PM
Active
[WTS] Omega Seamaster Aqua Terra 150M Annual Calendar –Teak Dial – Discontinued|Ref: 231.13.39.22.01.001|Full Set – 2020 – Excellent Condition

Omega Seamaster Aqua Terra 150M Annual Calendar –Teak Dial – Discontinued|Ref: 231.13.39.22.01.001|Full Set – 2020 – Excellent Condition

A discontinued Omega Seamaster Aqua Terra 150M featuring an annual calendar complication and black teak dial, housed in a 38.5mm stainless steel case.

  • Condition: Excellent
  • Case diameter: 38.5mm
  • Water resistance: 150m
  • Movement: Calibre 8601 automatic
Posted at
Mar 19, 2026, 11:01 PM
Active
[WTS] Omega Aqua Terra Shades - 38mm Sandstone - 220.10.38.20.09.001 - Price Reduced!

Omega Aqua Terra Shades - 38mm Sandstone - 220.10.38.20.09.001 - Price Reduced!

This Omega Seamaster Aqua Terra Shades features a stunning dial and is running exceptionally well at +1 second/day.

  • Condition: lightly pre-owned with light, normal wear throughout
  • Size: 38mm diameter
  • Movement performance: +1 second/day, 300+ amplitude
Posted at
Mar 18, 2026, 5:26 PM
Active
[WTS] Omega 2504.50 36mm Black Dial Aqua Terra Watch Only $2,400

Omega 2504.50 36mm Black Dial Aqua Terra Watch Only $2,400

Omega - 2504.50 · $2,400
Selling my Omega Aqua Terra Watch Only, 36mm black dial.

  • Condition: pre-owned, polished
  • Case size: 36mm diameter
  • Bracelet length: 18cm
Posted at
Mar 18, 2026, 1:54 PM
Active
[WTS] Omega Seamaster Aqua Terra Day-Date 231.10.42.22.01.001 – Full Kit – $3250

Omega Seamaster Aqua Terra Day-Date 231.10.42.22.01.001 – Full Kit – $3250

The Omega Seamaster Aqua Terra Day-Date features a black teak-pattern dial with day window at 12 and date at 6. It has a 41.5mm stainless steel case with Calibre 8602 Co-Axial movement.

  • Condition: Overall very good condition
  • Case size: 41.5mm
  • Movement: Calibre 8602 Co-Axial automatic movement
  • Water resistance: 150m / 500ft
Posted at
Mar 16, 2026, 4:23 PM
Active
[WTS] Omega Seamaster Aqua Terra 150m - Grey Dial - 41mm - 220.12.41.21.02.002

Omega Seamaster Aqua Terra 150m - Grey Dial - 41mm - 220.12.41.21.02.002

Omega Seamaster Aqua Terra 150m features a grey dial and a 41mm case.

  • Condition: Fantastic condition with minor hairlines
  • Depth rating: 150m
  • Diameter: 41mm
Posted at
Mar 16, 2026, 11:11 AM
Active
[WTS] Omega Seamaster Aqua Terra – 'Blue Wave’ – Gold Accents – Box & Papers

Omega Seamaster Aqua Terra – 'Blue Wave’ – Gold Accents – Box & Papers

Omega - 23110422103006 · $4,950
A striking Aqua Terra released for a very short period in limited production, featuring a blue dial with wave pattern and 18K yellow gold details.

  • Condition: Excellent all-around condition
  • Case size: 41.5mm
  • Water resistance: 150M / 15 bar
  • Movement: Omega Master Co-Axial calibre 8500
Posted at
Mar 15, 2026, 4:11 PM
Active
[WTS] Omega Seamaster Aqua Terra Worldtimer “Summer Blue”

Omega Seamaster Aqua Terra Worldtimer “Summer Blue”

This Omega Seamaster Aqua Terra Worldtimer features a stunning 'Summer Blue' dial with a laser-ablated topographic map of the continents, powered by the Omega Co-Axial Master Chronometer Caliber 8938. This watch allows you to track time across the globe while maintaining everyday wearability.

  • Condition: Brand new old stock and unworn
  • Case size: 43mm
  • Movement caliber: Omega Co-Axial Master Chronometer Caliber 8938
  • Complications: Worldtimer
Posted at
Mar 15, 2026, 1:55 PM
Active
[WTS] Omega Seamaster Aqua Terra 150m 38mm. Ref 220.12.38.20.02.001

Omega Seamaster Aqua Terra 150m 38mm. Ref 220.12.38.20.02.001

Selling an Omega Seamaster Aqua Terra 150m 38mm, under warranty until July 2028.

  • Condition: Minor wear on the sides
  • Water Resistance: 150m
  • Warranty: until July 2028
Posted at
Mar 15, 2026, 10:39 AM
Active