Omega Aqua Terra Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold / Diamond / MOP / Bracelet

Reference 231.55.34.20.55.003

Omega Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold / Diamond / MOP / Bracelet

About this watch

The Omega Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold is a masterpiece of watchmaking, boasting exquisite craftsmanship and innovative technology. This stunning timepiece features a unique Sedna Gold alloy, Mother of Pearl dial, and gem-set indexes and bezel, exuding luxury and warmth. The round shape and elegant bracelet ensure a comfortable fit for any wrist size, making it perfect for both casual and formal settings. With a water resistance of 150 meters, this watch is built for adventure, handling splashes, swimming, and snorkeling with ease. At its core lies the Omega Caliber 8521 movement, featuring a Co-Axial Escapement that improves precision, stability, and durability. The free-sprung balance system with a silicon balance-spring enhances accuracy, making it a chronometer you can trust. With automatic winding in both directions and a power reserve of 50 hours, this watch is always ready to go. Its luxurious feel matches the stunning exterior, giving you a glimpse into its intricate workings through the open case back.

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MSRP: $37,900

Market Price: $13,381

Key Features

Sedna Gold alloy
Mother of Pearl dial
Gem-set indexes and bezel
Co-Axial Escapement movement
Automatic winding in both directions
50-hour power reserve
150-meter water resistance

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold / Diamond / MOP / Bracelet

Reference

231.55.34.20.55.003

Movement

8521

Movement Features

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

Case

Sedna Gold 34mm

Dial Color

White

Crystal

Sapphire

Water Resistance

150

Current Listings

Omega Seamaster Aqua Terra 150m Blue 220.10.41.21.03.002

Omega - 220.10.41.21.03.002 · $3,999

This Omega Seamaster Aqua Terra is a blue version with a depth rating of 150m, featuring a 7.25 inch bracelet and comes with all original papers.

Bracelet length: 7.25 inches

Posted at

Dec 27, 2025, 8:32 PM

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Omega Seamaster Aqua Terra - Black Wave & Red Gold Accents - 2025 Set

Omega - 231.10.42.21.01.006 · $5,250

One of the most striking Aqua Terra watches released for a very short period in limited production, featuring a lacquered black dial with a wave pattern and 18K red gold hands and indexes.

Case Size: 41.5mm
Materials: stainless steel case and bracelet
Water Resistance Depth: 150M

Posted at

Dec 27, 2025, 1:45 PM

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Omega Seamaster Aqua Terra 150m Master Co-Axial Golf EditionWatch 220.12.41.21.01.002 (2020)

Omega - 220.12.41.21.01.002 · $5,500

Water Resistance: 150m

Posted at

Dec 26, 2025, 9:08 PM

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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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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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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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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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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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