Omega Aqua Terra Seamaster Aqua Terra 150M Master Co-Axial 34 Stainless Steel / Yellow Gold / MOP / Bracelet

Reference 231.20.34.20.55.002

Omega Seamaster Aqua Terra 150M Master Co-Axial 34 Stainless Steel / Yellow Gold / MOP / Bracelet

About this watch

The Omega Seamaster Aqua Terra 231.20.34.20.55.002 is a masterclass in luxury watchmaking, blending elegance with functionality and precision. This stunning timepiece boasts a 34mm case size, crafted from stainless steel and yellow gold, giving it a luxurious feel. The mother-of-pearl (MOP) dial adds an ethereal quality, while the gem-set indexes shimmer subtly. The arrow-shaped hands ensure easy reading at a glance. With a predominantly white dial and yellow gold accents, this watch maintains a clean and classic aesthetic that can transition effortlessly from day to night. Underneath its stunning design lies the heart of the watch - its Omega caliber 8520 automatic movement. This chronometer boasts a 50-hour power reserve, precision accuracy, and Co-Axial escapement technology, ensuring smooth sweeping of the second hand. With a water resistance rating of 150 meters and scratch-resistant sapphire crystal, this watch is more than just a pretty face - it's a reliable companion for adventurous souls. The stainless steel and yellow gold bracelet is both sturdy and comfortable, making it perfect for everyday wear.

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Key Features

Omega caliber 8520 automatic movement
50-hour power reserve
Chronometer precision accuracy
Co-Axial escapement technology
150-meter water resistance
Sapphire crystal scratch-resistance
Stainless steel and yellow gold bracelet

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Master Co-Axial 34 Stainless Steel / Yellow Gold / MOP / Bracelet

Reference

231.20.34.20.55.002

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 Aqua Terra 231.10.39.21.01.001 Cal 8500 38.5mm Black Teak - $3,250

Omega - 231.10.39 Cal 8500 · $3,250

Up for sale is Omega Aqua Terra 231.10.39 Cal 8500 with a Calibre OMEGA 8500 movement and a steel case on original Omega steel bracelet.

Condition: Great condition, minor marks on case and bracelet
Movement: Calibre OMEGA 8500
Case size: 38.5mm diameter
Bracelet material: Steel

Posted at

Mar 26, 2026, 10:35 PM

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Omega Seamaster Aqua Terra 231.10.39 38.5mm Quartz Grey Teak - $1,890

Omega - 231.10.39 · $1,890

Up for sale is my Omega Seamaster Aqua Terra 231.10.39, measuring at 39mm with a Calibre OMEGA 4564 quartz movement.

Condition: great condition, minimal marks/hairlines on the case
Movement: Calibre OMEGA 4564 quartz
Case size: 39mm
Water resistance: 150m

Posted at

Mar 26, 2026, 9:36 PM

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Omega Aqua Terra Shades Sandstone - 38mm - 220.10.38.20.09.001

Omega - 220.10.38.20.09.001 · $3,850

This Omega Seamaster Aqua Terra Shades features a stunning 'Sandstone' dial and is available in 38mm size. It's a watch-only example that's been lightly used.

Condition: lightly pre-owned with light, normal wear throughout and small mark on crystal near 3 o'clock
Case Size: 38mm diameter
Movement Amplification: 300+ amplitude
Accuracy: +1 second/day

Posted at

Mar 26, 2026, 6:35 PM

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36mm Omega Seamaster Aqua Terra Quartz - Ref 2518.50 - $1900 SHIPPED

Omega - 2518.50 · $1,900

A 36mm Omega Seamaster Aqua Terra Quartz watch, powered by a Calibre OMEGA 1538 quartz movement.

Condition: Excellent condition
Case Size: 36mm diameter
Bracelet Length: up to 7"
Movement Type: quartz

Posted at

Mar 26, 2026, 3:27 PM

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2024 Omega Seamaster Aqua Terra 150M 41mm Silver Dial 220.12.41.21.02.002 Full Set Excellent

Omega - 220.12.41.21.02.002 · $5,750

The Omega Seamaster Aqua Terra 150M is a versatile watch that combines everyday style with refined nautical design. Its 41mm stainless steel case features a silver "teak concept" dial, inspired by wooden yacht decks.

Condition: Excellent
Diameter: 41mm
Depth rating: 150m

Posted at

Mar 26, 2026, 12:31 PM

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Omega Seamaster Aqua Terra 2503.33 - $2,450 - Reserved Post for u/Life_Minute_Second

Omega - 2503.33 · $2,450

Up for sale is my Omega Seamaster Aqua Terra 2503.33, a 39mm watch with an Omega 2500 automatic movement.

Condition: Very good
Case material: Steel
Bracelet material: Original Omega Steel
Crystal type: Sapphire

Posted at

Mar 25, 2026, 4:23 AM

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Omega Aqua Terra 8800 - 38mm - Lacquer Black - 220.10.38.20.01.004 ( new )

Omega - 220.10.38.20.01.004 · $5,750

Up for sale is a brand new Omega Aqua Terra 8800 38mm with Lacquer Black Dial, reference # 220.10.38.20.01.004.

Condition: Brand new
Case size: 38mm
Movement type: Master Chronometer Movement

Posted at

Apr 3, 2025, 3:15 PM

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Omega Seamaster Aqua Terra Green 41mm

Omega - 220.10.41.21.10.001 · $4,200

The Omega Seamaster Aqua Terra Green is a versatile watch suitable for daily wear, featuring a Master Chronometer certified calibre 8900 with 60 hours of power reserve and antimagnetic properties. It has an excellent bracelet and proportions.

Condition: Near-mint, 94-95%
Case size: 41mm x 47.9mm lug to lug
Thickness: 13.2mm
Power reserve: 60 hours

Posted at

Mar 31, 2025, 10:30 AM

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Omega Seamaster Aqua Terra Co-Axial White Blue Stainless Steel MINT 2503.33.00

Omega - Aqua Terra Co-Axial White Blue Stainless Steel 2503.33.00 · $3,410

The Omega Seamaster Aqua Terra Co-Axial is a sport-ready watch with dress-worthy charm, featuring a white dial with blue accents and a stainless steel case with brushed and polished finishes.

Condition: Mint
Movement: Co-Axial
Case size: Not specified
Water resistance: Not specified

Posted at

Mar 25, 2025, 5:11 PM

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