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 231.10.39.60.02.001 38mm Stainless Steel In Original Box $1500

Omega Seamaster Aqua Terra 231.10.39.60.02.001 38mm Stainless Steel In Original Box $1500

A stainless steel Omega Seamaster Aqua Terra in original box, featuring a 38mm case width and quartz movement.

  • Condition: Preowned with some wear, scratches and marks
  • Case Width: 38.5mm (without crown)
  • Band Type: Stainless steel
  • Band Condition: Preowned
Posted at
Jan 21, 2026, 6:08 PM
Active
[WTS] Omega Seamaster Aqua Terra 150m Blue 220.10.41.21.03.002

Omega Seamaster Aqua Terra 150m Blue 220.10.41.21.03.002

This Omega Seamaster Aqua Terra is a blue watch with a 150m water resistance rating.

  • Bracelet length: 7.25 inches
Posted at
Jan 19, 2026, 7:29 PM
Active
[WTS] Omega Seamaster Aqua Terra - 38.5mm - 231.10.39.60.02.001 - Clean!

Omega Seamaster Aqua Terra - 38.5mm - 231.10.39.60.02.001 - Clean!

This Omega Seamaster Aqua Terra features a 38.5mm case with a Caliber 4564 quartz movement, making it an easy watch to wear and maintain.

  • Case size: 38.5mm
  • Bracelet type: original
  • Wrist fit: up to 6.75 inch
Posted at
Jan 19, 2026, 3:00 PM
Active
[WTS] Omega Seamaster Aqua Terra Blue Dial Auto - 36mm - 2504.80 - Clean!

Omega Seamaster Aqua Terra Blue Dial Auto - 36mm - 2504.80 - Clean!

Omega - 2504.80 · $2,650
This Omega Seamaster Aqua Terra features a 36.2mm case with a navy blue sunburst dial and Co-Axial automatic movement.

  • Condition: Excellent overall condition with minimal wear
  • Case size: 36.2mm
  • Movement type: Co-Axial automatic
  • Crystal type: domed sapphire with anti-reflective coating
Posted at
Jan 19, 2026, 2:03 PM
Active
[WTS] Omega Seamaster Aqua Terra “Skyfall” Black Teak 38.5mm|Ref. 231.10.39.21.01.001 | Discontinued | Full Set | Mint Condition

Omega Seamaster Aqua Terra “Skyfall” Black Teak 38.5mm|Ref. 231.10.39.21.01.001 | Discontinued | Full Set | Mint Condition

This Omega Aqua Terra “Skyfall” features a discontinued black “teak-concept” dial, in-house Co-Axial Calibre 8500 movement with 60-hour power reserve and anti-magnetic performance up to 15,000 gauss. At 38.5mm, it strikes the perfect balance between refined, timeless design and wearability.

  • Condition: Mint Condition
  • Diameter: 38.5mm
  • Movement: Co-Axial Calibre 8500
  • Bracelet size: up to an 18cm wrist
Posted at
Jan 19, 2026, 1:50 PM
Active
[WTS] Omega Aqua Terra Small Seconds

Omega Aqua Terra Small Seconds

The watch is an Omega Aqua Terra with a small seconds feature.

Posted at
Jan 19, 2026, 1:37 PM
Active
[WTS] Omega Seamaster Aqua Terra 38mm Black/Steel | 220.12.38.20.01.001 | No Box or Papers | Extra Alligator Leather Strap | Good Condition | Priced to Sell

Omega Seamaster Aqua Terra 38mm Black/Steel | 220.12.38.20.01.001 | No Box or Papers | Extra Alligator Leather Strap | Good Condition | Priced to Sell

The Omega Seamaster Aqua Terra is a tribute to OMEGA’s rich maritime heritage, featuring a stainless steel case and a black dial with a horizontal ‘teak’ pattern.

  • Condition: Good condition, has a few scratches
  • Case diameter: 38mm
  • Water resistance: 150m
  • Power reserve: 55 hours
Posted at
Jan 19, 2026, 11:38 AM
Active
[WTS] Omega Speedmaster Aqua Terra 38mm Full Set

Omega Speedmaster Aqua Terra 38mm Full Set

Omega - Aqua Terra 38mm · $4,250
Beautiful Omega Aqua Terra 38mm up for sale. It has a protective film on the case and bracelet, adding scratch protection.

  • Condition: Good pre-owned condition
  • Bracelet length: 6.75in
  • Strap material: rubber
  • Box contents: Inner and Outter Box, cards, tag, OEM bracelet, another set of WatchShell film and tweezers
Posted at
Jan 19, 2026, 10:52 AM
Active
[WTS] Omega Seamaster Aqua Terra 2023 41mm Grey 220.10.41.21.06.001 Full Set - $5,495

Omega Seamaster Aqua Terra 2023 41mm Grey 220.10.41.21.06.001 Full Set - $5,495

A 2023 Omega Seamaster Aqua Terra Grey, with a 41mm case size, available in excellent condition.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2023
  • Size: 41mm diameter
  • Contents: full links, inner & outer box, card holder, international warranty card, master chronometer card, pictograms card
Posted at
Jan 19, 2026, 10:41 AM
Active