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

Reference 231.55.34.20.55.001

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

About this watch

The Omega Aqua Terra 231.55.34.20.55.001 is a masterful blend of craftsmanship and elegance, featuring a stunning yellow gold case, diamond-set bezel, and mother of pearl dial that exudes sophistication and style. Powered by the Omega caliber 8521 with Co-Axial Escapement, this watch boasts exceptional timekeeping precision and requires less frequent servicing. The 34mm case is crafted from luxurious yellow gold, exuding elegance and sophistication, while the gem-set bezel adds a touch of opulence. The mother of pearl dial brings a unique depth and shimmer that's hard to ignore, making it perfect for both day and night wear. With a water resistance of 150m, this watch can handle everyday splashes and is even suitable for swimming. The sapphire crystal enhances its durability, while the open case back allows you to admire the intricate workings of the Omega caliber 8521. The watch comes with a beautifully crafted yellow gold bracelet that provides exceptional comfort and style.

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MSRP: $35,800

Market Price: $15,740

Key Features

Omega Caliber 8521 Co-Axial Escapement Movement
Yellow Gold 34mm Case with Diamond-Set Bezel
Mother of Pearl Dial with Gem-Set Indexes
Sapphire Crystal for Enhanced Durability
Water Resistance up to 150m
Adjustable Yellow Gold Bracelet
Open Case Back with Exclusive Geneva Waves

Specifications

Brand

Omega

Family

Aqua Terra

Model

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

Reference

231.55.34.20.55.001

Movement

8521

Movement Features

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

Case

Yellow Gold 34mm

Dial Color

White

Crystal

Sapphire

Water Resistance

150

Current Listings

Omega Aqua Terra 2503.50

Omega - 2503.50 · $2,450

For sale is an Omega Aqua Terra automatic, serviced by Omega and comes with service box.

Condition: great condition with some wear around the watch
Service history: serviced by Omega a couple years ago
Payment methods accepted: pretty much every payment method including crypto, except PayPal
Trading options: up or down trades ONLY for brands Tudor, Cartier, Rolex, Omega, Breitling, AP

Posted at

May 1, 2026, 11:13 AM

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Omega Seamaster Aqua Terra 150M - Full Set - Near Mint

Omega - 220.10.41.21.10.001 · $4,500

The Seamaster Aqua Terra is a tribute to OMEGA's rich maritime heritage, featuring a stainless steel case with a wave-edged design and a green sun-brushed dial with a horizontal "teak" pattern.

Condition: New in box - Near Mint
Case diameter: 41mm
Crystal type: Domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides
Caliber: Omega 8900

Posted at

Apr 30, 2026, 3:35 PM

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Omega Seamaster Aqua Terra 2503.80.00 — Blue Sunburst Dial — 39.2mm — Fresh Service — $2,799 Shipped (Tariff Covered)

Omega - 2503.80.00 · $2,799

This Omega Seamaster Aqua Terra features a blue sunburst dial and is powered by the Cal. 2500 Co-Axial automatic movement, recently serviced.

Condition: Excellent overall condition with normal signs of wear
Case diameter: 39.2mm
Case thickness: ~11.2mm
Lug width: 20mm

Posted at

Apr 30, 2026, 12:11 PM

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Omega Seamaster Aqua Terra 2504.80.00 — 36.2mm Blue Sunburst Dial — Fresh Serviced — $2,799 Shipped (Tariff Covered)

Omega - 2504.80.00 · $2,799

This Omega Seamaster Aqua Terra features a blue sunburst dial and is powered by an Omega Cal. 2500 Co-Axial automatic movement, which has recently been serviced.

Condition: Excellent
Case size: 36.2mm
Lug width: 18mm
Thickness: 11mm

Posted at

Apr 30, 2026, 9:52 AM

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Omega Seamaster Aqua Terra 2503.33 Box and Papers - $2,990 - Reserved Post for u/Wild-Company1531

Omega - 2503.33 · $2,990

Up for sale is my very good condition Omega Seamaster Aqua Terra 2503.33, measuring 39mm with an Omega 2500 automatic movement.

Condition: Very good condition
Case size: 39mm diameter
Movement type: Omega 2500 automatic

Posted at

Apr 30, 2026, 3:27 AM

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Omega Seamaster Aqua Terra 231.10.39.21.01.001 Black Teak 38.5mm - $2,890

Omega - 231.10.39.21.01.001 · $2,890

Up for sale is my great condition Omega Seamaster Aqua Terra 231.10.39.21.01.001, this watch measures at 38.5mm and has an automatic Omega Calibre 8500 movement.

Condition: Very good condition, minimal marks/hairlines
Case size: 38.5mm diameter
Bracelet material: Steel
Movement type: Automatic

Posted at

Apr 29, 2026, 10:09 PM

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Omega Aqua Terra 8900 41mm Turquoise / Black Ceramic 220.32.41.21.03.001 ( new / 2026 / box and papers )

Omega - 220.32.41.21.03.001 · $6,995

Up for sale is a brand new Omega Aqua Terra 8900 with a Turquoise dial and Black Ceramic Bezel on Rubber Strap, complete with all boxes and papers.

Condition: Brand new
Case material: Stainless Steel / Black Ceramic
Movement: Master Chronometer Movement

Posted at

Apr 29, 2026, 2:35 PM

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2020 Omega Aqua Terra Captain’s Watch White/silver 6/20 Ref# 231.10.42.21.02.002 $3,249.00

Omega - 231.10.42.21.02.002 · $3,249

2020 Omega Aqua Terra Captain's Watch features a beautiful silvery white dial with Teak pattern, automatic self-winding movement, and 150M water resistance.

Condition: Fantastic condition, few hairlines on the polished bezel and links
Case size: 41.5mm diameter
Bracelet length: fits 7" wrist
Water resistance: 150m depth rating

Posted at

Apr 29, 2026, 2:35 PM

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