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.

Buy Now on Jomashop

This is an affiliate link

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

2023 Omega Seamaster Aqua Terra Silver Dial 41mm 220.10.41.21.02.001 - Full Set

Omega - 220.10.41.21.02.001 · $10,900

2023 Omega Seamaster Aqua Terra Silver Dial 41mm, available for sale.

Case material: Stainless Steel
Bracelet material: Stainless Steel

Posted at

Mar 28, 2026, 2:12 PM

Active

View listing on r/WatchExchange

Omega Aqua Terra Ref 220.10.38.20.10.002 38mm Dial Bay Green

Omega - 220.10.38.20.10.002 · $5,200

This Omega Aqua Terra is a 38mm watch with a Bay Green dial, in perfect working condition.

Condition: Excellent
Case size: 38mm
Water resistance: unknown

Posted at

Mar 27, 2026, 9:11 PM

Active

View listing on r/WatchExchange

2023 Omega Seamaster Aqua Terra 150M 41mm 220.12.41.21.03.002 - Full Set

Omega - 220.12.41.21.03.002

2023 Omega Seamaster Aqua Terra 150M 41mm, a luxury watch with features and details as described in the listing.

Year: 2023
Movement: Co-Axial Master Chronometer
Water resistance: 150m

Posted at

Mar 27, 2026, 4:30 PM

Active

View listing on r/WatchExchange

Omega Aqua Terra 2517.30 COMPLETE SET

Omega - 2517.30 · $2,450

For sale is an Omega Aqua Terra 39mm quartz watch, sold as a complete set including links and warranty card.

Condition: Pre-owned (serviced)
Case Size: 39mm
Movement Type: quartz

Posted at

Mar 27, 2026, 4:11 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra 38.5mm 231.23.39.21.06.001 – Gold Bezel – Full Set – $5199

Omega - 231.23.39.21.06.001 · $5,199

a luxury watch from Omega's Seamaster Aqua Terra collection, featuring a gold bezel and measuring 38.5mm in diameter.

Size: 38.5mm diameter

Posted at

Mar 27, 2026, 10:27 AM

Active

View listing on r/WatchExchange

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

Active

View listing on r/WatchExchange

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

Active

View listing on r/WatchExchange

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

Active

View listing on r/WatchExchange

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

Active

View listing on r/WatchExchange