Omega Aqua Terra Seamaster Aqua Terra 150m Master Co-Axial 41.5 Stainless Steel / Yellow Gold / Champagne / Bracelet

Reference 231.20.42.21.08.001

About this watch

The Omega Seamaster Aqua Terra 231.20.42.21.08.001 is a masterpiece of luxury watchmaking, blending elegance with performance and innovation. Introduced in 2002, this timepiece was designed to cater to those who appreciate the sophistication of dress watches and the ruggedness of sports watches. The stunning champagne dial beautifully contrasts with stainless steel and yellow gold elements, creating a sophisticated look that's hard to ignore. This watch feels like wearing a piece of art on your wrist, thanks to its exquisite design, reliable movement, and robust water resistance. At the heart lies the Omega Caliber 8500 movement, renowned for its precision and reliability. With a frequency of 25,200 vibrations per hour and a power reserve of 60 hours, it's engineered for performance. The Co-Axial escapement technology reduces friction between moving parts, leading to greater accuracy and less wear over time. As a certified chronometer, this watch has undergone rigorous testing to ensure its accuracy. With a water resistance of 150 meters, the Aqua Terra is designed for aquatic adventures, making it suitable for swimming and snorkeling. The combination of stainless steel and yellow gold not only offers aesthetic appeal but also ensures durability. This watch is built to withstand daily wear and tear, making it an excellent investment for those who appreciate longevity in luxury items.
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MSRP: $12,000
Market Price: $4,667

Key Features

  • 41.5 mm Stainless Steel and Yellow Gold Case
  • Sapphire Crystal Glass
  • Omega Caliber 8500 Automatic Movement
  • 150m Water Resistance
  • Co-Axial Escapement Technology
  • Certified Chronometer Accuracy

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150m Master Co-Axial 41.5 Stainless Steel / Yellow Gold / Champagne / Bracelet
Reference
231.20.42.21.08.001
Movement
8500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
41.5mm
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] 2024 Omega Seamaster Aqua Terra Worldtimer Green Dial Box & Papers

2024 Omega Seamaster Aqua Terra Worldtimer Green Dial Box & Papers

The Omega Aqua Terra Worldtimer features a green dial with a laser-etched world map center, making it a conversation starter.

  • Condition: Good pre-owned condition with light wear on the bracelet & clasp.
  • Diameter: 43mm
Posted at
Apr 19, 2026, 11:16 AM
Active
[WTS] Omega Seamaster Aqua Terra Ref 220.10.41.21.02.001 - 41mm FULL SET! -$5500

Omega Seamaster Aqua Terra Ref 220.10.41.21.02.001 - 41mm FULL SET! -$5500

A used Omega Seamaster Aqua Terra with a 41mm case size, sold as part of a full set including box and papers.

  • Condition: Pre-owned
  • Case size: 41mm
  • Box: true
Posted at
Apr 18, 2026, 5:54 PM
Active
[WTS] 2023 Omega Seamaster Aqua Terra Skyfall Blue 231.10.42.21.03.003 41.5mm Full Set - $4,795

2023 Omega Seamaster Aqua Terra Skyfall Blue 231.10.42.21.03.003 41.5mm Full Set - $4,795

Up for sale is a **Omega Seamaster Aqua Terra Skyfall Blue** in excellent condition, thoroughly tested on a timegrapher and running well.

  • Condition: Excellent condition with minimal signs of wear
  • Case size: 41.5mm diameter
  • Year: 2023
Posted at
Apr 18, 2026, 5:15 PM
Active
[WTS] Omega Aqua Terra 2503.50

Omega Aqua Terra 2503.50

Omega - 2503.50 · $2,650
This Omega Aqua Terra 2503.50 is an automatic watch that has been serviced by the manufacturer, Omega.

  • Condition: Great condition with minor wear
  • Serviced: yes, by Omega
  • Payment Methods: crypto, all other methods except PayPal
  • Accepts Trades: yes, only for specified brands
Posted at
Apr 18, 2026, 2:30 PM
Active
[WTS] Omega Seamaster Aqua Terra 150M 40mm Teal Gradient Dial 215.30.40.20.03.002 - Full Kit - $5,900

Omega Seamaster Aqua Terra 150M 40mm Teal Gradient Dial 215.30.40.20.03.002 - Full Kit - $5,900

This Omega Seamaster Aqua Terra features a 40mm stainless steel case with a teal gradient dial, Co-Axial Master Chronometer movement, and a screw-down crown.

  • Condition: Very good pre-owned condition
  • Case diameter: 40mm
  • Water resistance depth rating: 150m
Posted at
Apr 18, 2026, 2:06 PM
Active
[WTS] Omega Aqua Terra 36mm Reference 2504.80 Deep blue sunray dial slim caliber 1120 all original (serviced) $2400

Omega Aqua Terra 36mm Reference 2504.80 Deep blue sunray dial slim caliber 1120 all original (serviced) $2400

Omega - 2504.80 · $2,400
A Omega Aqua Terra with a 36mm case, deep blue sunray dial and slim caliber 1120.

  • Condition: pre-owned, serviced
  • Case diameter: 36mm
Posted at
Apr 18, 2026, 1:38 PM
Active
[WTS] OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$9,600🔥

OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$9,600🔥

A sophisticated travel companion that puts the world on your wrist, featuring a 43mm stainless steel case, a dial showcasing a vision of Earth, and a Master Chronometer Calibre 8938.

  • Condition: VERY GOOD (some light scratches on case and bracelet)
  • Case diameter: 43mm
  • Bracelet size: ~7"
Posted at
Apr 17, 2026, 10:05 PM
Active
[WTS] OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 🔥$6,100🔥

OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 🔥$6,100🔥

The OMEGA Seamaster Aqua Terra Ref. 220.10.38.20.13.003 features a 38mm stainless steel case with a Terracotta dial, powered by the Co-Axial Master Chronometer Calibre 8800.

  • Condition: UNWORN
  • Diameter: 38mm
  • Bracelet length: ~7 inches
  • Movement: Co-Axial Master Chronometer Calibre 8800
Posted at
Apr 17, 2026, 10:02 PM
Active
[WTS] Omega Seamaster Aqua Terra – James Bond SkyFall – 38.5mm

Omega Seamaster Aqua Terra – James Bond SkyFall – 38.5mm

This Omega Seamaster Aqua Terra 150M 'SKYFALL' is a James Bond edition watch with a blue teak pattern dial, stainless steel case, and Omega Co-Axial 8500 calibre automatic movement. It features a 38.5mm diameter.

  • Condition: Excellent
  • Case size: 38.5mm
  • Movement: Omega Co-Axial 8500 calibre
Posted at
Apr 17, 2026, 6:01 PM
Active