Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Red Gold / Grey

Reference 231.23.30.20.06.001

About this watch

The Omega Aqua Terra 231.23.30.20.06.001 is an exceptional timepiece that embodies luxury, functionality, and durability. Its elegant design seamlessly transitions from formal to casual wear, making it a versatile choice for any occasion. The beautiful blend of red gold and stainless steel creates a harmonious look that is both modern and timeless. At the heart of this stunning watch lies the Omega caliber 8520 movement, boasting a 50-hour power reserve and Co-Axial escapement technology, reducing friction between parts and enhancing accuracy and longevity. As a chronometer certified for precision, you can trust it to keep accurate time. With an impressive water resistance of 150 meters, this watch is designed for active lifestyles, whether swimming, snorkeling, or just caught in unexpected downpour. The open case back allows admiring the intricate movements, showcasing Omega's craftsmanship. The stainless steel bracelet feels sturdy and comfortable on the wrist, ensuring a snug fit without pinching or discomfort.
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Key Features

  • Omega caliber 8520 movement
  • Co-Axial escapement technology
  • 150m water resistance
  • Chronometer certified for accuracy
  • 30mm case diameter
  • Red gold and stainless steel materials
  • Sapphire glass

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Red Gold / Grey
Reference
231.23.30.20.06.001
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
30mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
150

Current Listings

[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

Up for sale is a Omega Seamaster Aqua Terra Grey, a **Reference**: 220.10.41.21.06.001 from the year 2023.

  • Condition: Excellent condition with minimal signs of wear
  • Case Size: 41mm
  • Water Resistance: 30m
Posted at
Feb 10, 2026, 9:19 AM
Active
[WTS] Omega Aqua Terra Quartz 38.5mm Grey 1538 231.10.39.61.06.001

Omega Aqua Terra Quartz 38.5mm Grey 1538 231.10.39.61.06.001

A well-maintained Omega Aqua Terra Quartz in Grey, measuring 38.5mm in diameter.

  • Condition: Good condition with little signs of use
  • Wrist size: 18.5cm
  • Shipping from: Singapore
Posted at
Feb 9, 2026, 10:18 PM
Active
[WTS] Omega Seamaster Aqua Terra 150m | Master Co-Axial | 41.5mm | 231.10.42.21.03.003 Blue

Omega Seamaster Aqua Terra 150m | Master Co-Axial | 41.5mm | 231.10.42.21.03.003 Blue

A Omega Seamaster Aqua Terra Master Co-Axial in blue, featuring a 41.5mm case and 7.25 inch bracelet.

  • Case Diameter: 41.5mm
  • Bracelet Length: 7.25"
Posted at
Feb 9, 2026, 9:28 PM
Active
[WTS] Omega Seamaster Aqua Terra Silver Dial - 2504.30 - 36mm- $2,295 Shipped ✈️

Omega Seamaster Aqua Terra Silver Dial - 2504.30 - 36mm- $2,295 Shipped ✈️

Omega - 2504.30 · $2,295
This Omega Seamaster Aqua Terra features a beautiful sunburst silver dial and comes in a compact 36mm case diameter. The watch is suitable for small wrists between 6.75 and 7 inches.

  • Condition: Very good condition
  • Case Diameter: 36mm
  • Movement: Omega Co-axial 2500
Posted at
Feb 9, 2026, 5:46 PM
Active
[WTS] Omega Seamaster Aqua Terra "Golf Edition" 41.5mm

Omega Seamaster Aqua Terra "Golf Edition" 41.5mm

This Omega watch is a unique 'Golf Edition' of the popular Aqua Terra model, sized at 41.5mm.

Posted at
Feb 9, 2026, 4:28 PM
Active
[WTS] OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$10,100🔥

OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$10,100🔥

OMEGA - 220.10.43.22.03.002 · $10,100
A sophisticated travel companion with a 43mm stainless steel case, featuring a dial that captures the essence of a perfect day at sea, showcasing Earth on a grade 5 titanium plate.

  • Condition: VERY GOOD - Some light scratches on case and bracelet.
  • Case size: 43mm
  • Bracelet length: ~7in
Posted at
Feb 8, 2026, 7:36 PM
Active
[WTS] OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 🔥$6,300🔥

OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 🔥$6,300🔥

The OMEGA Seamaster Aqua Terra Ref. 220.10.38.20.13.003 features a stunning Terracotta dial, symmetrical case design, and polished brushed bracelet.

  • Condition: UNWORN
  • Dial color: Terracotta
  • Case size: 38mm diameter
  • Bracelet length: ~7 inch pre-sized
Posted at
Feb 8, 2026, 7:33 PM
Active
[WTS] Omega Seamaster Aqua Terra 150m | Calibre 8500 Co-Axial | 231.10.39.21.06.001

Omega Seamaster Aqua Terra 150m | Calibre 8500 Co-Axial | 231.10.39.21.06.001

Aqua Terra 150m with Calibre 8500 Co-Axial movement, a 38.5mm case size and a 7.25 inch long bracelet.

  • Case size: 38.5mm
  • Bracelet length: 7.25 inches
Posted at
Feb 8, 2026, 1:09 PM
Active
[WTS] Omega Seamaster Aqua Terra 150m | Master Co-Axial | 41.5mm | 231.10.42.21.03.003 Blue

Omega Seamaster Aqua Terra 150m | Master Co-Axial | 41.5mm | 231.10.42.21.03.003 Blue

This Omega Seamaster Aqua Terra Master Co-Axial features a blue dial and a 41.5mm case.

  • Case Diameter: 41.5mm
  • Bracelet Length: 7.25"
  • Accepted Payment Methods: Zelle, PayPal, or Western Union
Posted at
Feb 8, 2026, 1:00 PM
Active