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

Reference 231.20.30.20.55.001

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

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 30 is a luxury watch that combines exquisite craftsmanship with robust functionality, featuring a harmonious blend of stainless steel and red gold, an elegant Mother of Pearl (MOP) dial, and impressive specifications. With its stunning design, reliable movement, and impressive water resistance, it's a versatile choice for both land and sea. The MOP dial is a standout feature, showcasing a beautiful play of colors that changes with light, while the gem-set indexes add a touch of glamour. The watch boasts a certified chronometer movement, ensuring accurate timekeeping, and features an automatic movement with a power reserve of 50 hours. Its comfort is also noteworthy, feeling lightweight yet sturdy on the wrist, making it perfect for everyday wear.

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Key Features

Omega Caliber 8520 automatic movement
Certified chronometer by COSC
Water resistance up to 150 meters
Mother of Pearl (MOP) dial with gem-set indexes
Arrow-shaped hands for easy readability
Open case back for viewing the movement
Harmonious blend of stainless steel and red gold materials

Specifications

Brand

Omega

Family

Aqua Terra

Model

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

Reference

231.20.30.20.55.001

Movement

8520

Movement Features

Hours, Minutes, Seconds
Date
Chronometer, Co-Axial Escapement

Case

30mm

Dial Color

White

Crystal

Sapphire

Water Resistance

150

Current Listings

Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial Box and Papers - $3,250

Omega - 231.10.39.21.02.002 · $3,250

This Omega Aqua Terra 231.10.39 Cal 8500 is a 39mm watch with an OMEGA 8500 movement.

Condition: Great condition, minimal marks on case and caseback
Case size: 39mm
Movement: Calibre OMEGA 8500
Bracelet material: Steel

Posted at

May 24, 2026, 9:54 PM

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Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial - $2,950

Omega - 231.10.39.21.02.002 · $2,950

This Omega Aqua Terra features a Calibre OMEGA 8500 movement, measuring 39mm in diameter. It has a steel case with an original Omega steel bracelet.

Condition: Great condition, 8.9/10 for case and bracelet
Movement: Calibre OMEGA 8500
Case size: 39mm
Bracelet type: Original Omega steel bracelet (replaced with OEM all brushed version)

Posted at

May 24, 2026, 9:52 PM

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Omega Seamaster Aqua Terra 231.10.39.21.01.001 Black Teak 38.5mm - $2,590

Omega - 231.10.39.21.01.001 · $2,590

Up for sale is my great condition Omega Seamaster Aqua Terra 231.10.39.21.01.001, this watch measures at 38.5mm and has an automatic Omega Calibre 8500 movement.

Condition: Very good condition for its age
Case size: 38.5mm
Movement: Automatic Omega Calibre 8500
Bracelet material: Steel

Posted at

May 24, 2026, 9:01 PM

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Omega Seamaster Aqua Terra “Turquoise Shades” 41mm Reduced

Omega - 220.10.41.21.03.006 · $5,900

Up for sale is my Omega Seamaster Aqua Terra Shades in the stunning turquoise lacquer dial configuration, featuring a sunburst/turquoise gradient effect that shifts beautifully in different lighting.

Condition: Pretty good overall condition with normal signs of wear
Case size: 41mm
Movement: Omega Co-Axial Master Chronometer Caliber 8900
Power reserve: 60 Hours

Posted at

May 24, 2026, 5:55 PM

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2025 Omega Seamaster Aqua Terra Green 220.10.41.21.10.001 41mm Full Set - $4,995

Omega - 220.10.41.21.10.001 · $4,995

A 2025 Omega Seamaster Aqua Terra Green, a high-end watch designed for everyday use.

Condition: Excellent condition with minimal signs of wear
Case size: 41mm

Posted at

May 24, 2026, 11:38 AM

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Omega Seamaster Aqua Terra – ‘Blue Wave’ – Gold Accents – Complete Set

Omega - 23110422103006 · $4,950

The Omega Seamaster Aqua Terra 'Blue Wave' features a striking blue dial with wave pattern and is equipped with the Master Co-Axial calibre 8500. It has a 41.5mm stainless steel case, water resistance to 150M, and power reserve of 60 hours.

Condition: Excellent all-around condition
Case size: 41.5mm diameter
Water resistance: 150M / 15 bar
Power reserve: 60 hours

Posted at

May 23, 2026, 1:26 PM

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Omega Seamaster Aqua Terra 150M “James Bond Spectre” LE | 41.5MM Blue Dial | 231.10.42.21.03.004 | $5,650 shipped

Omega - 231.10.42.21.03.004 · $5,650

This Omega Seamaster Aqua Terra 150M James Bond Spectre features a blue dial and is available for sale on a steel bracelet, complete with an Omega travel case and service history card.

Condition: Very good condition with minimal wear
Bracelet material: Steel
Case size: 41.5MM

Posted at

May 22, 2026, 9:38 PM

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Omega Seamaster Aqua Terra 38.5mm Full Set

Omega - 231.13.39.22.01.001 · $4,300

2018 Omega Seamaster Aqua Terra 150M 38.5MM in black with a teak dial.

Condition: Very good condition
Case Size: 38.5mm diameter
Water Resistance: 150m depth rating

Posted at

May 22, 2026, 7:55 PM

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🔥 Only one in stock in the US! 2022 Beijing Olympics Special Edition: Omega Seamaster Aqua Terra 220.10.41.21.03.003

Omega - 220.10.41.21.03.003 · $5,400

This Omega Seamaster Aqua Terra is a 2022 Beijing Olympics Special Edition with a 41 mm stainless steel case and METAS Certified Calibre 8900 automatic movement.

Condition: Pre-owned, exceptional condition
Case material: Stainless steel
Case size: 41mm diameter
Movement type: Automatic

Posted at

May 22, 2026, 6:46 PM

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