Omega Aqua Terra Seamaster Aqua Terra 150M Master Co-Axial Stainless Steel / Red Gold / MOP / Bracelet

Reference 231.20.34.20.55.001

About this watch

The Omega Seamaster Aqua Terra 150M Master Co-Axial is a masterpiece of luxury watchmaking, boasting an elegant design, impressive functionality, and precision. The stunning Mother of Pearl dial shimmers beautifully, reflecting light with a subtle allure. Crafted from a combination of Sedna Gold and stainless steel, the 34mm round case exudes a luxurious feel that's both robust and refined. Notable features include gem-set indexes adding a touch of glamour, arrow-shaped hands ensuring effortless time-telling, and an automatic Omega caliber 8520 movement with Co-Axial escapement reducing friction for long-term accuracy. With a water resistance of 150 meters, this watch can handle the demands of water sports or everyday wear. The sapphire glass provides an extra layer of protection, while the open case back showcases the intricate workings of the movement. Wearing the Aqua Terra is a joy, with its comfortable stainless steel bracelet and secure clasp. This versatile timepiece effortlessly transitions from formal to casual settings, making it the perfect accessory for any occasion.
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Key Features

  • Omega caliber 8520 automatic movement
  • Co-Axial escapement for reduced friction
  • Mother of Pearl (MOP) dial with gem-set indexes

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Master Co-Axial Stainless Steel / Red Gold / MOP / Bracelet
Reference
231.20.34.20.55.001
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
34mm
Dial Color
White
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Aqua Terra 2504.50 - 36mm - Clean ‼️✈️

Omega Aqua Terra 2504.50 - 36mm - Clean ‼️✈️

Omega - 2504.50 · $2,695
Aqua Terra 36mm Co-Axial Automatic with stunning dial and great movement.

  • Condition: overall amazing shape
  • Size: 36mm diameter
  • No Service History: true
Posted at
Dec 26, 2025, 5:58 PM
Active
[WTS] Omega Seamaster Aqua Terra First Gen 2503.30 39mm Automatic $2200

Omega Seamaster Aqua Terra First Gen 2503.30 39mm Automatic $2200

Omega - 2503.30 · $2,200
This Omega Seamaster Aqua Terra is a first generation model from 2006, featuring a 39mm case and an automatic movement.

  • Condition: Pre-owned, recently polished
  • Year of production: 2006
  • Movement type: Automatic
Posted at
Dec 25, 2025, 11:03 PM
Active
[WTS] Omega Aqua Terra GoodPlanet Special Release - Titanium - Lacquered Dial - 38.5mm

Omega Aqua Terra GoodPlanet Special Release - Titanium - Lacquered Dial - 38.5mm

Omega - 23192392104001 · $4,200
Limited-edition Omega Seamaster Aqua Terra 150M 'GoodPlanet' Special Release featuring a grade 5 titanium case, lacquered white dial, and striking blued hands and indices. It is powered by the Omega Master Co-Axial Calibre 8500.

  • Condition: Excellent all-around condition
  • Case material: Grade 5 titanium
  • Dial color: Lacquered white
  • Movement: Omega Master Co-Axial Calibre 8500
Posted at
Dec 23, 2025, 1:00 PM
Active
[WTS] Omega Seamaster Aqua Terra 231.10.39 38.5mm Quartz Grey Teak

Omega Seamaster Aqua Terra 231.10.39 38.5mm Quartz Grey Teak

Omega - 231.10.39 · $1,800
Up for sale is my great condition Omega Seamaster Aqua Terra 231.10.39. This watch measures at 39mm and has a Calibre OMEGA 4564 quartz movement.

  • Condition: Good condition, some minor marks/hairlines on the case and sapphire crystal
  • Case size: 38.5mm diameter
  • Movement: Calibre OMEGA 4564 quartz
  • Bracelet length: up to 7-7.25 inch wrists depending on wrist shape
Posted at
Dec 22, 2025, 8:23 PM
Active
[WTT], [WTS] Omega Aqua Terra 41mm Blue Teakwood Dial for SMP300 White Dial or $5,400

[WTT], Omega Aqua Terra 41mm Blue Teakwood Dial for SMP300 White Dial or $5,400

A 41mm Omega Aqua Terra with blue teakwood dial, received as an inheritance and now being traded for a Seamaster Professional 300 or sold outright.

  • Condition: Excellent condition, minimal wear
  • Movement: Calibre 8900
  • Water Resistance: 150m depth rating
Posted at
Dec 22, 2025, 7:28 PM
Active
[WTS] 2023 Omega Aqua Terra Shades Saffron 220.10.38.20.12.001, Complete Set $4750 + Label

2023 Omega Aqua Terra Shades Saffron 220.10.38.20.12.001, Complete Set $4750 + Label

A 2023 Omega Seamaster Aqua Terra Shades Collection in Saffron color, featuring a symmetrical case and crown in polished stainless steel, with a lacquered and sun-brushed saffron dial. Powered by OMEGA's Co-Axial Master Chronometer calibre 8800.

  • Condition: Lightly worn, minor scuffs on clasp
  • Case size: 38mm
  • Movement: Co-Axial Master Chronometer calibre 8800
Posted at
Dec 22, 2025, 3:51 PM
Active
[WTS] OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET!

OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET!

The OMEGA Seamaster Aqua Terra introduces a vibrant splash of color to the collection with its stunning Terracotta dial, featuring a symmetrical case design that is both elegant and comfortable on the wrist.

  • Condition: [UNWORN]
  • Case diameter: 38mm
  • Bracelet size: ~7"
  • Water resistance: 150m
Posted at
Dec 22, 2025, 9:12 AM
Active
[WTS] OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET!

OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET!

OMEGA - 220.10.43.22.03.002 · $10,250
The OMEGA Seamaster Aqua Terra Worldtimer 'Summer Blue' Ref. 220.10.43.22.03.002 is a sophisticated travel companion that puts the world on your wrist.

  • Condition: VERY GOOD - some light scratches on case and bracelet
  • Case size: 43mm
  • Bracelet length: ~7"
  • Contents: ULTIMATE SET - box, papers, serial hang tag, spare links, shipping coffin, digital copy of original purchase receipt
Posted at
Dec 22, 2025, 9:09 AM
Active