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 Aqua Terra 38.5mm | 231.10.39.21.02.001 | Complete Set

Omega Aqua Terra 38.5mm | 231.10.39.21.02.001 | Complete Set

This Omega Aqua Terra is a 2019 model, complete with a large wooden double box set and various documentation.

  • Condition: Very good with minor scratches
  • Case size: 38.5mm diameter
  • Year: 2019
Posted at
Apr 23, 2026, 10:05 AM
Active
[WTS] Omega Aqua Terra Black Wave Dial

Omega Aqua Terra Black Wave Dial

Omega - 231.10.42.01.006 · $4,500
I'm selling an Omega Aqua Terra Black Wave Dial, which I bought from Japan last year as NOS and have only worn it about 10 times.

  • Condition: Pre-owned, like new
  • Origin: Japan
  • Warranty: No warranty provided
  • Shipping: Ships from Canada
Posted at
Apr 23, 2026, 9:40 AM
Active
[WTS] Omega aqua Terra 39 grey dial

Omega aqua Terra 39 grey dial

This Omega Seamaster Aqua Terra 38.5mm features a grey teak-pattern dial, powered by an in-house Co-Axial Caliber 8500 with ~60-hour power reserve.

  • Condition: Excellent pre-owned condition
  • Case size: 38.5mm
  • Movement: Automatic (Co-Axial Caliber 8500)
  • Power reserve: ~60 hours
Posted at
Apr 22, 2026, 10:58 PM
Active
[WTS] Omega Seamaster Aqua Terra Grey Teak 231.10.39.21.06.001

Omega Seamaster Aqua Terra Grey Teak 231.10.39.21.06.001

This Omega Seamaster Aqua Terra features a classic teak-pattern gray dial and is available in very good condition.

  • Condition: Very good overall condition with minimal signs of use.
  • Case Size: 38.5mm
  • Movement Type: Omega Co-Axial automatic movement
  • Bracelet Length: up to approximately a 6.75" wrist
Posted at
Apr 22, 2026, 8:20 PM
Active
[WTS] (Omega) Seamaster Aqua Terra 2517.50 $2,100

(Omega) Seamaster Aqua Terra 2517.50 $2,100

Omega - 2517.50 · $2,100
This is the Omega Seamaster Aqua Terra, a 1st gen reference 2517.50 with a black dial and quartz variant in great external condition.

  • Condition: Great external condition, keeping great time and functioning as intended
  • Size: 39mm diameter
  • Movement: quartz
Posted at
Apr 22, 2026, 5:30 PM
Active
[WTS] 2020 Omega Aqua Terra Captain’s Watch White/silver 6/20 Ref# 231.10.42.21.02.002 $3,299.00

2020 Omega Aqua Terra Captain’s Watch White/silver 6/20 Ref# 231.10.42.21.02.002 $3,299.00

A 2020 Omega Aqua Terra Captain's Watch in white/silver, featuring a silvery white dial with Teak pattern and automatic self-winding movement.

  • Condition: Fantastic condition, with minor hairlines on the polished bezel and links.
  • Case size: 41.5mm
  • Water resistance depth rating: 150m
  • Movement caliber: 8500 Caliber
Posted at
Apr 22, 2026, 12:33 PM
Active
[WTS] Omega Seamaster Aqua Terra Black Teak (full set)

Omega Seamaster Aqua Terra Black Teak (full set)

Omega - Aqua Terra · $3,800
This Omega Seamaster Aqua Terra is a black Teak variant that comes with a full set of accessories. It features an alligator leather deployant strap and has been worn daily since purchase.

  • Condition: Minor wear
  • Strap: black Northstar sailcloth with grey stitching, alligator leather deployant strap
Posted at
Apr 22, 2026, 9:26 AM
Active
[WTS] Omega Seamaster Aqua Terra Railmaster 2504.52 — $6800— Catch & Release, Serviced by Omega, Full Set

Omega Seamaster Aqua Terra Railmaster 2504.52 — $6800— Catch & Release, Serviced by Omega, Full Set

Omega - 2504.52 · $6,800
This Omega Seamaster Aqua Terra Railmaster is a 36mm stainless steel watch featuring a black dial, automatic movement, and an Omega 1575 stainless steel bracelet.

  • Condition: Excellent, minimal wear
  • Case material: Stainless steel
  • Diameter: 36mm
  • Lug width: 19mm
Posted at
Apr 22, 2026, 12:40 AM
Active
[WTS] 2019 Omega Seamaster Aqua Terra 150M 38.5mm Black dial Steel bracelet

2019 Omega Seamaster Aqua Terra 150M 38.5mm Black dial Steel bracelet

The Omega Seamaster Aqua Terra 150M Annual Calendar is a stainless steel watch with a black dial and Co-Axial escapement. It features an annual calendar complication, automatic date correction for March, and is COSC chronometer certified.

  • Condition: Great condition, minor flaws not visible to the eye
  • Case size: 38.5mm
  • Dial color: black
  • Water resistance: 150M
Posted at
Apr 21, 2026, 10:55 PM
Active