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

Reference 231.20.34.20.55.001

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

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

Omega Seamaster Aqua Terra Quartz - 38.5mm - 231.10.39.60.02.001 - Clean!

Omega - 231.10.39.60.02.001 · $1,995

A simple yet elegant OMEGA Seamaster Aqua Terra 150M with a Caliber 4564 quartz movement housed in a 38.5mm case, available at a great price point.

Case size: 38.5mm
Depth rating: 150m
Movement type: quartz

Posted at

Feb 3, 2026, 1:28 PM

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Oman Khanjar Stamped Omega Aqua Terra ($9,250)

Omega - 2201341211001 · $9,250

This Omega Aqua Terra features a green dial and is stamped with the Oman Khanjar emblem on the caseback.

Condition: pristine
Case size: 41mm diameter
Dial color: green

Posted at

Feb 2, 2026, 3:35 PM

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Omega Seamaster Aqua Terra Quartz - White Dial - 231.10.39.61.02.001

Omega - 231.10.39.61.02.001 · $1,995

This Omega Seamaster Aqua Terra Quartz features a white dial, quartz movement, and comes on its original stainless steel bracelet.

Condition: Pre-owned, minor wear throughout
Size: 38.5mm diameter
Movement: Quartz

Posted at

Feb 2, 2026, 1:23 PM

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Omega Seamaster Aqua Terra 150m, 38.5mm White/Silver Dial on Bracelet

Omega - 231.10.39.21.02.001 · $3,100

For sale is a Omega Seamaster Aqua Terra 150M with a 38.5mm steel case, white/silver dial and bracelet. It's in very good condition, keeping consistent time within spec.

Condition: Very good condition
Depth rating: 150m

Posted at

Feb 2, 2026, 11:11 AM

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Omega Seamaster Aqua Terra 150M – Skyfall Grey Teak Dial |Ref. 231.10.42.21.06.001 | 41.5 mm | Full Set | 2020 | Excellent Condition

Omega - 231.10.42.21.06.001 · $4,250

A timeless and highly versatile Seamaster Aqua Terra featuring the sought-after Skyfall grey teak-pattern dial, inspired by the wooden decks of luxury sailboats.

Condition: Excellent
Case size: 41.5mm
Material: stainless steel
Water resistance: 150m depth rating

Posted at

Feb 1, 2026, 10:51 PM

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Omega Seamaster Aqua Terra Silver Dial - 2504.30 - 36mm- $2,350 Shipped ✈️

Omega - 2504.30 · $2,350

This Omega Seamaster Aqua Terra features a beautiful sunburst silver dial and is available in a compact 36mm case diameter.

Condition: very good condition
Case diameter: 36mm
Movement: Omega Co-axial 2500
Wrist size fit: 6.75 - 7inch

Posted at

Feb 1, 2026, 5:00 PM

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Omega Aqua Terra “ SkyFall ” Blue Teak Dial - 231.10.42.21.03.003 - Box and Papers

Omega - 231.10.42.21.03.003 · $3,995

This Omega Seamaster Aqua Terra is a Blue Teak Dial watch with a size of 41.5mm, featuring a great pre-owned condition.

Condition: pre-owned with minor wear
Size: 41.5mm diameter
Box And Papers: yes
Warranty: no

Posted at

Feb 1, 2026, 4:48 PM

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OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$10,100🔥

OMEGA - 220.10.43.22.03.002 · $10,100

The OMEGA Seamaster Aqua Terra Worldtimer features a 43mm stainless steel case with a 'Summer Blue' dial showcasing the Earth laser-ablated on a grade 5 titanium plate.

Condition: VERY GOOD, some light scratches on case and bracelet.
Case size: 43mm
Bracelet length: ~7"
Contents: ultimate set includes box, papers, serial hang tag, spare links (for fully-linked bracelet), shipping coffin, and digital copy of original purchase receipt

Posted at

Feb 1, 2026, 1:50 PM

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OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 🔥$6,300🔥

OMEGA - 220.10.38.20.13.003 · $6,300

The OMEGA Seamaster Aqua Terra Ref. 220.10.38.20.13.003 features a stunning Terracotta dial, symmetrical case design, and rhodium-plated hands with white Super-LumiNova for readability.

Condition: UNWORN
Case size: 38mm
Bracelet size: ~7"
Contents: box, papers, serial hang tag, spare links, shipping coffin, digital copy of original purchase receipt

Posted at

Feb 1, 2026, 1:47 PM

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