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

Reference 231.53.34.20.55.001

About this watch

The Omega Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold / MOP is a masterpiece of luxury watchmaking, combining exquisite design with precision and reliability. The Sedna Gold case is visually striking, while the Mother of Pearl dial is a showstopper, featuring unique swirling patterns that reflect light in an ethereal way. The Omega caliber 8521 movement, powered by a Co-Axial escapement, reduces friction between moving parts for enhanced accuracy and longevity. With a water resistance of 150 meters, this watch can withstand the rigors of both land and sea adventures. Its versatility is unparalleled, transitioning seamlessly from formal to casual wear. The adjustable clasp ensures a perfect fit on most wrists, while the soft leather strap or gold bracelet adds to the overall comfort. This timepiece is an investment in luxury, craftsmanship, and innovative technology, making it a lasting symbol of style and a testament to Omega's commitment to excellence.

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MSRP: $17,200

Market Price: $5,727

Key Features

Sedna Gold case
Mother of Pearl dial with gem-set indexes
Omega caliber 8521 movement with Co-Axial escapement

Specifications

Brand

Omega

Family

Aqua Terra

Model

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

Reference

231.53.34.20.55.001

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 38mm Grey Teak Dial | Quartz | Discontinued | Full Set (Travel Case)

Omega - 231.10.39.61.06.001 · $2,590

The Omega Seamaster Aqua Terra 38mm features a grey teak-concept dial and is powered by an Omega quartz movement, offering true grab-and-go convenience.

Condition: Excellent overall condition with only light wear
Movement: Quartz (Caliber 1538)
Case size: 38mm
Dial: Grey 'teak concept'

Posted at

Apr 4, 2026, 4:18 AM

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Omega Aqua Terra Shades Sandstone - 38mm - 220.10.38.20.09.001 - $3,795 Shipped ✈️

Omega - 220.10.38.20.09.001 · $3,795

The Omega Seamaster Aqua Terra Shades 'Sandstone' Dial is a stylish watch featuring a stunning dial and comfortable design.

Condition: lightly pre-owned with light, normal wear throughout
Size: 38mm
Movement Accuracy: +1 second/day
Amplitude: 300+

Posted at

Apr 3, 2026, 9:49 PM

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OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$9,600🔥

OMEGA - 220.10.43.22.03.002 · $9,600

The OMEGA Seamaster Aqua Terra Worldtimer Ref. 220.10.43.22.03.002 is a sophisticated travel companion that puts the world on your wrist, featuring a 43mm stainless steel case and a dial with laser-ablated texture, surrounded by a 24-hour glass ring indicating day and night.

Condition: VERY GOOD - Some light scratches on case and bracelet.
Case size: 43mm diameter
Bracelet length: ~7 inches pre-sized

Posted at

Apr 3, 2026, 8:52 PM

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OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 🔥$6,100🔥

OMEGA - 220.10.38.20.13.003 · $6,100

The OMEGA Seamaster Aqua Terra Ref. 220.10.38.20.13.003 features a Terracotta dial, 38mm stainless steel case, and Co-Axial Master Chronometer Calibre 8800.

Condition: UNWORN
Case size: 38mm
Water resistance: 150m
Bracelet length: ~7 inches pre-sized

Posted at

Apr 3, 2026, 8:49 PM

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Omega Seamaster Aqua Terra 150M Black Dial (220.10.38.20.01.001) – Excellent Condition

Omega - 220.10.38.20.01.001 · $3,950

A super clean, versatile piece that works just as well dressed up as it does daily.

Condition: Excellent (minor wear)
Case size: 38mm
Movement: Co-Axial Master Chronometer (Caliber 8800)
Power reserve: ~55 hours

Posted at

Apr 3, 2026, 1:36 PM

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Omega Aqua Terra 2517.30 COMPLETE SET

Omega - 2517.30 · $1,950

This Omega Aqua Terra is a quartz watch with a 39mm case size.

Condition: Pre-owned with recent service
Case Size: 39mm diameter
Payment Methods Accepted: various payment methods, excluding PayPal
Local Meeting Available: yes

Posted at

Apr 3, 2026, 10:01 AM

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Omega Seamaster Aqua Terra Ref: 231.13.42.21.03.001 2024 Warranty through 2029

Omega - 231.13.42.21.03.001

The Omega Seamaster Aqua Terra is a 41.5mm watch with a blue dial, designed as an all-purpose watch bridging sport and dress wear.

Condition: very good overall condition
Case size: 41.5mm
Case material: Stainless Steel
Thickness: ~13mm

Posted at

Apr 2, 2026, 10:03 PM

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Omega Seamaster Aqua Terra Blue 231.13.42.21.03.001 2023 B&P

Omega - 231.13.42.21.03.001 · $3,549

This Omega Seamaster Aqua Terra Blue is a 2023 model with box and papers, featuring leather strap.

Condition: Excellent
Box And Papers: 2023 box and papers
Leather Condition: pre owned but in great shape

Posted at

Apr 1, 2026, 8:32 PM

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Omega Seamaster Aqua Terra 41mm

Omega - 220.10.41.21.03.001 · $4,300

This 41mm Aqua Terra in teakwood blue is a beautifully crafted watch that has been well-maintained and comes with its original box, chronometer card, and a recent service record. Its stylish design and comfortable OEM rubber strap make it an attractive timepiece.

Condition: Pre-owned, serviced by Omega within the last 2 months
Bracelet type: Blue rubber strap
Case size: 41mm

Posted at

Apr 1, 2026, 7:17 PM

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