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] 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
[WTS] Omega Aqua Terra 2503.80 Cal 2500 39mm Blue Dial  - $2,490

Omega Aqua Terra 2503.80 Cal 2500 39mm Blue Dial - $2,490

Omega - 2503.80 · $2,490
Up for sale is my Omega Aqua Terra 2503.80 in great condition with a Calibre OMEGA 2500 Automatic movement and measuring at 39 mm.

  • Condition: great condition, minimal marks on case and bracelet
  • Case size: 39mm diameter
  • Bracelet type: original Omega steel bracelet
  • Movement type: Calibre OMEGA 2500 Automatic
Posted at
Apr 21, 2026, 9:04 PM
Active