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

Reference 231.20.39.21.06.002

About this watch

The Omega Seamaster Aqua Terra 231.20.39.21.06.002 is a masterpiece that combines stunning design with innovative technology, making it a true luxury timepiece. With its blend of stainless steel and yellow gold, this watch exudes elegance and durability. The 38.5 mm diameter makes it versatile for both small and large wrists, while the scratch-resistant sapphire crystal ensures the watch face remains pristine even after years of wear. The Omega caliber 8500 movement is an automatic masterpiece that embodies innovation and precision, with a power reserve of 60 hours and chronometer status. This watch is not just a tool for telling time but a statement piece that reflects a lifestyle of elegance and adventure.
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MSRP: $8,900
Market Price: $5,034

Key Features

  • Automatic Omega caliber 8500 movement
  • Stainless Steel / Yellow Gold case with 38.5 mm diameter
  • 150 meters water resistance
  • Sapphire crystal glass
  • Chronometer status and Co-Axial escapement technology
  • Comfortable and versatile stainless steel bracelet with yellow gold accents

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Yellow Gold / Grey / Bracelet
Reference
231.20.39.21.06.002
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] 2020 Omega Aqua Terra Captain’s Watch White/silver 6/20 Ref# 231.10.42.21.02.002 $3,249.00

2020 Omega Aqua Terra Captain’s Watch White/silver 6/20 Ref# 231.10.42.21.02.002 $3,249.00

This 2020 Omega Aqua Terra Captain’s Watch features a beautiful silvery white dial with Teak pattern, automatic self-winding movement, and a 41.5mm case size.

  • Condition: Fantastic condition, with a few minor flaws
  • Diameter: 41.5mm
  • Water resistance: 150m
  • Power reserve: 60 hours
Posted at
Apr 29, 2026, 10:03 AM
Active
[WTS] Omega Seamaster Aqua Terra Skyfall 231.10.39 38.5mm - $3,350 - Reserved post for u/Pliskin01

Omega Seamaster Aqua Terra Skyfall 231.10.39 38.5mm - $3,350 - Reserved post for u/Pliskin01

Up for sale is my Omega Seamaster Aqua Terra 'Skyfall' with a Calibre OMEGA 8500 automatic movement and a 38.5mm diameter case.

  • Condition: Great condition, minor marks/hairlines on the case
  • Case size: 39mm diameter
  • Movement: Calibre OMEGA 8500 automatic
  • Bracelet: Original steel Omega steel bracelet
Posted at
Apr 29, 2026, 4:03 AM
Active
[WTS] Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial - $2,950

Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial - $2,950

Up for sale is my Omega Aqua Terra 231.10.39 Cal 8500 in great condition. This watch measures at 39mm and has an original Omega steel bracelet.

  • Condition: Great condition, minor marks on the case and caseback
  • Bracelet type: Original Omega steel bracelet, replaced with OEM all brushed version
  • Case size: 39mm diameter
  • Movement: Calibre OMEGA 8500
Posted at
Apr 28, 2026, 9:06 PM
Active
[WTS] Omega Seamaster Aqua Terra 39mm. Box & paper

Omega Seamaster Aqua Terra 39mm. Box & paper

Omega - 2503.30.00 · $2,700
A super clean Omega Seamaster Aqua Terra 150M in the highly desirable 39.2mm case size, featuring a stunning sunray silver dial and chronometer-certified Calibre 2500 Co-Axial movement.

  • Condition: Excellent
  • Case Diameter: 39.2mm
  • Water Resistance: 150m (500ft)
  • Power Reserve: 48 hours
Posted at
Apr 28, 2026, 4:59 PM
Active
[WTS] 2021 Omega Aqua Terra Ref# 220.12.41.21.02.001

2021 Omega Aqua Terra Ref# 220.12.41.21.02.001

The Omega Aqua Terra is a versatile watch with a 41mm case, silver dial with teak pattern, and orange accents. It's powered by an in-house Co-Axial Master Chronometer movement delivering exceptional accuracy and anti-magnetic resistance.

  • Condition: Good, professionally polished April 2026
  • Year: 2021
  • Size: 41mm diameter
  • Power reserve: 60 hours
Posted at
Apr 28, 2026, 4:37 PM
Active
[WTS] Omega Seamaster Aqua Terra Skyfall 231.10.39 38.5mm - $3,250

Omega Seamaster Aqua Terra Skyfall 231.10.39 38.5mm - $3,250

Up for sale is my great condition Omega Seamaster Aqua Terra 'Skyfall' with a Calibre OMEGA 8500 automatic movement and a steel case.

  • Condition: Great condition, minimal marks/hairlines on the case back and some smudging/scratches present on the AR coating
  • Case size: 39mm diameter
  • Movement type: Calibre OMEGA 8500 automatic
  • Bracelet type: original steel Omega steel bracelet
Posted at
Apr 27, 2026, 9:04 PM
Active
[WTS] Omega Seamaster Aqua Terra 231.10.39.21.01.001 Black Teak 38.5mm  - $2,890

Omega Seamaster Aqua Terra 231.10.39.21.01.001 Black Teak 38.5mm - $2,890

Up for sale is my great condition Omega Seamaster Aqua Terra 231.10.39.21.01.001, measuring at 38.5mm with an automatic Omega Calibre 8500 movement.

  • Condition: Very good condition for its age, with minimal marks/hairlines
  • Movement: Omega Calibre 8500
  • Case size: 38.5mm diameter
  • Bracelet: Original Omega steel bracelet
Posted at
Apr 27, 2026, 8:58 PM
Active
[WTS] Omega Aqua Terra 38.5MM 231.10.39.21.02.001 | 2017 Full Set reserved for u/Icy-Mastodon7192

Omega Aqua Terra 38.5MM 231.10.39.21.02.001 | 2017 Full Set reserved for u/Icy-Mastodon7192

This Omega Aqua Terra is a full set from 2017, featuring a 38.5MM case.

  • Condition: Excellent Pre-Owned Condition
  • Case diameter: 38.5MM
Posted at
Apr 27, 2026, 7:48 PM
Active
[WTS] Omega Seamaster Aqua Terra 220.10.41.21.06.001 Grey Dial Full Set

Omega Seamaster Aqua Terra 220.10.41.21.06.001 Grey Dial Full Set

The Omega Seamaster Aqua Terra Ref. 220.10.41.21.06.001 is a stainless steel watch with a grey teak dial and automatic movement, featuring a 41 mm case.

  • Condition: Very good
  • Case size: 41 mm
  • Material: stainless steel
  • Bracelet: stainless steel bracelet
Posted at
Apr 27, 2026, 1:44 PM
Active