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] Omega Seamaster Aqua Terra 150m 38mm. Ref 220.12.38.20.02.001

Omega Seamaster Aqua Terra 150m 38mm. Ref 220.12.38.20.02.001

Omega - 220.12.38.20.02.001 $4,600
A 38mm Omega Seamaster Aqua Terra with a depth rating of 150m is being sold.

  • Condition: minor wear on the sides
  • Warranty: until July 2028
  • Shipping: free shipping in US to a FedEx store near buyer's address
Posted at
Mar 22, 2026, 11:21 AM
Active
[WTS] 2023 Omega Seamaster Aqua Terra 41.5mm 150M Black 231.10.42.21.01.003 Full Set - $4,495

2023 Omega Seamaster Aqua Terra 41.5mm 150M Black 231.10.42.21.01.003 Full Set - $4,495

Omega - 231.10.42.21.01.003 $4,495
Up for sale is a **Omega Seamaster Aqua Terra Black**. This watch features a 41.5mm case and 150m water resistance.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2023
  • Water Resistance: 150m
Posted at
Mar 22, 2026, 10:37 AM
Active
[WTS] Omega Seamaster Aqua Terra Blue Dial - 36mm - 2504.80 - Clean!

Omega Seamaster Aqua Terra Blue Dial - 36mm - 2504.80 - Clean!

Omega - 2504.80 $2,650
This Omega Seamaster Aqua Terra features a navy blue sunburst dial, Co-Axial automatic movement and a stainless steel bracelet with a hidden clasp design.

  • Condition: Excellent overall condition with minimal wear
  • Case size: 36.2mm
  • Movement: Omega's Co-Axial automatic movement
Posted at
Mar 21, 2026, 8:21 PM
Active
[WTS] OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 馃敟$9,600馃敟

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

OMEGA - 220.10.43.22.03.002 $9,600
The OMEGA Seamaster Aqua Terra Worldtimer Ref. 220.10.43.22.03.002 is a sophisticated travel companion that puts the world on your wrist, featuring a 43mm stainless steel case and a dial showcasing a vision of Earth surrounded by a 24-hour glass ring.

  • Condition: VERY GOOD, with some light scratches on case and bracelet
  • Case size: 43mm
  • Bracelet length: ~7 inches
  • Contents: ULTIMATE SET, including box, papers, serial hang tag, spare links, shipping coffin, and digital copy of original purchase receipt
Posted at
Mar 21, 2026, 7:04 PM
Active
[WTS] OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 馃敟$6,100馃敟

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

OMEGA - 220.10.38.20.13.003 $6,100
The OMEGA Seamaster Aqua Terra Ref. 220.10.38.20.13.003 features a 38mm stainless steel case with a symmetrical design, a Terracotta dial made from brass, and a polished and brushed bracelet.

  • Condition: UNWORN
  • Case size: 38mm
  • Water resistance: 150M
  • Movement: Co-Axial Master Chronometer Calibre 8800
Posted at
Mar 21, 2026, 7:01 PM
Active
[WTS] Omega Seamaster Aqua Terra 150M "SPECTRE" James Bond Limited Edition - 231.10.42.21.03.004

Omega Seamaster Aqua Terra 150M "SPECTRE" James Bond Limited Edition - 231.10.42.21.03.004

Omega - 231.10.42.21.03.004 $6,500
This Omega Seamaster Aqua Terra 150M 'SPECTRE' James Bond Limited Edition features a blue PVD dial, Master Co-Axial Caliber 8507 movement, and a stainless steel bracelet. The watch is part of a limited run of 15,007 pieces.

  • Condition: great condition with only minor signs of wear
  • Case diameter: 41.5mm
  • Movement: Omega Caliber 8507 (Anti-magnetic to >15,007 Gauss)
  • Power reserve: 60 Hours
Posted at
Mar 21, 2026, 6:24 PM
Active
[WTS] Omega SeaMaster Aqua Terra 38mm Green Dial 220.10.38.20.10.002 F/Set 2023

Omega SeaMaster Aqua Terra 38mm Green Dial 220.10.38.20.10.002 F/Set 2023

Omega - 220.10.38.20.10.002 $4,999
The Omega Seamaster Aqua Terra is a beautiful watch in the perfect size, with a 38mm diameter.

  • Diameter: 38mm
  • Size: perfect
  • Boxes: outer and inner
Posted at
Mar 21, 2026, 1:03 AM
Active
[WTS] Omega Seamaster Aqua Terra 231.10.42.21.02.001

Omega Seamaster Aqua Terra 231.10.42.21.02.001

Omega - 231.10.42.21.02.001 $2,995
This Omega Seamaster Aqua Terra is a watch-only example in very clean condition, featuring a white dial and 41.5mm case size.

  • Condition: Very clean pre-owned condition with light wear throughout
  • Model: Seamaster Aqua Terra
  • Diameter: 41.5mm
  • Movement Status: Functions well as it should
Posted at
Mar 20, 2026, 6:58 PM
Active
[WTS] OMEGA Seamaster Aqua Terra Teak Blue 231.13.42.21.03.001 2024 Full Set 42mm - $4100 plus shipping

OMEGA Seamaster Aqua Terra Teak Blue 231.13.42.21.03.001 2024 Full Set 42mm - $4100 plus shipping

Omega - 231.13.42.21.03.001 $4,100
The Omega Seamaster Aqua Terra is a classic and versatile watch that effortlessly blends sport and dress, featuring a blue teak dial and powered by Omega's reliable Co-Axial automatic movement.

  • Condition: Excellent Pre-Owned
  • Case size: 42mm diameter
  • Case material: Stainless Steel
  • Dial color: Blue Teak
Posted at
Mar 20, 2026, 6:46 PM
Active