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

Reference 231.23.30.20.55.001

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

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 30 (model 231.23.30.20.55.001) is a testament to Omega's reputation for luxury and performance, merging functionality with elegance. The watch features a stunning mother-of-pearl dial, reliable automatic movement, and impressive water resistance of 150 meters. The combination of stainless steel and red gold creates a striking contrast, while the mother-of-pearl dial adds an element of luxury and sophistication. With its Co-Axial escapement and chronometer certification, this watch is built to perform beautifully for years to come. Whether you're diving, swimming, or simply caught in a rain shower, this watch is more than capable of handling various environments. The robust sapphire crystal adds an extra layer of protection against scratches, ensuring that your watch maintains its beauty over time. With a diameter of just 30 mm, the Omega Seamaster Aqua Terra is designed to fit comfortably on various wrist sizes, making it versatile enough to suit any occasion.
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Key Features

  • Omega caliber 8520 automatic movement
  • 150 meters water resistance
  • Mother-of-pearl dial with gem-set indexes and arrow-shaped hands
  • Stainless steel and red gold construction
  • Chronometer certification
  • Co-Axial escapement for reduced friction and increased longevity
  • Robust sapphire crystal for scratch protection

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Red Gold / MOP
Reference
231.23.30.20.55.001
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
30mm
Dial Color
White
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Aqua Terra Rubber Strap - 19mm - Black

Omega Aqua Terra Rubber Strap - 19mm - Black

Omega - Aqua Terra (38mm/38.5mm) · $525
A Omega Aqua Terra rubber strap in black for both 38mm and 38.5 mm watches, available for the horizontal teak, vertical teak, and shades models.

  • Condition: Very little signs of wear
  • Strap size: 19mm
  • Material: rubber
Posted at
Dec 26, 2025, 8:47 AM
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[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
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[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
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[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
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[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

Omega - 220.13.41.21.03.003 · $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
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[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

Omega - 220.10.38.20.12.001 · $4,750
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
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[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!

OMEGA - 220.10.38.20.13.003 · $6,500
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
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[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
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[WTS] Omega Seamaster Aqua Terra 150M - Green Dial - 2024 Full Set - Excellent Condition

Omega Seamaster Aqua Terra 150M - Green Dial - 2024 Full Set - Excellent Condition

Omega - Seamaster Aqua Terra 150M · $4,550
The Omega Seamaster Aqua Terra 150M features a stunning green dial with a sporty and elegant design, perfect for both weekend and office wear.

  • Condition: Mint / 9.5 out of 10
  • Purchase Year: 2024
  • Included Items: Complete Omega Inner & Outer Box,Wooden Presentation Box,Warranty Card (Dated 2024),Master Chronometer Card & Pictogram Card,Operating Instructions,All Original Links
  • Handling Marks: minor hairline marks on the polished center links
Posted at
Dec 21, 2025, 5:50 PM
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