Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 34 Stainless Steel / Diamond / MOP

Reference 231.18.34.20.55.001

Omega Seamaster Aqua Terra 150M Co-Axial 34 Stainless Steel / Diamond / MOP

About this watch

The Omega Seamaster Aqua Terra 231.18.34.20.55.001 is a masterpiece of luxury watchmaking, blending elegance with precision in a stunning package. Crafted from stainless steel and adorned with diamond accents, this 34mm timepiece exudes sophistication and refinement. The Mother of Pearl dial shines with an iridescent quality, while the gem-set indexes add a luxurious touch. Powered by the Omega caliber 8521 movement, this watch boasts accurate timekeeping and a remarkable power reserve of 50 hours. With its robust stainless steel case and scratch-resistant sapphire crystal, it's built to withstand the elements. Whether you're swimming, snorkeling, or just enjoying everyday wear, this Aqua Terra is the perfect companion. Its versatile design effortlessly transitions from casual to formal occasions, making it a staple in any wardrobe.

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Key Features

Omega caliber 8521 movement
Mother of Pearl dial with gem-set indexes
Water resistance up to 150 meters
Automatic winding and Co-Axial escapement for accurate timekeeping
Scratch-resistant sapphire crystal
Robust stainless steel case
50-hour power reserve

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Co-Axial 34 Stainless Steel / Diamond / MOP

Reference

231.18.34.20.55.001

Movement

8521

Movement Features

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

Case

Stainless Steel 34mm

Dial Color

White

Crystal

Sapphire

Water Resistance

150

Current Listings

Omega Aqua Terra 2503.80 - 39mm - Blue Automatic - Price Reduced!

Omega - 2503.80 · $2,695

A Omega Seamaster Aqua Terra Blue Dial Automatic, a 39mm watch in good condition.

Condition: pre-owned
Diameter: 39mm

Posted at

May 4, 2026, 12:50 PM

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Omega Seamaster Aqua Terra 220.10.41.21.06.001 41mm Automatic Grey Dial Full Set

Omega - 220.10.41.21.06.001 · $5,095

The Omega Seamaster Aqua Terra Ref. 220.10.41.21.06.001 features a stainless steel case with a grey teak dial, automatic movement, and comes in excellent condition with minimal signs of wear.

Condition: very good
Movement type: Automatic
Bracelet material: stainless steel
Case size: 41mm diameter

Posted at

May 4, 2026, 10:23 AM

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Omega Seamaster Aqua Terra 2504.50 36mm - $2,490

Omega - 2504.50 · $2,490

Up for sale is my Omega Seamaster Aqua Terra 2504.50.00, a great condition automatic watch measuring 36mm.

Condition: Great condition with minor patina on dial indices and hands, dust, and handprints
Case material: Steel
Bracelet material: Original Omega Steel bracelet
Crystal type: Sapphire crystal

Posted at

May 3, 2026, 8:37 PM

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Omega Seamaster Aqua Terra 150M – James Bond SkyFall – 38.5mm

Omega - 231.10.39.21.03.001 · $4,000

The Omega Seamaster Aqua Terra 150M is a James Bond SkyFall watch with a blue teak dial and stainless steel case.

Case Size: 38.5mm
Movement: Omega Co-Axial 8500 calibre automatic

Posted at

May 3, 2026, 4:42 PM

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Omega Aqua Terra OEM Black Rubber Strap. With End link and deployant clasp.

Omega - Aquaterra 41mm · $400

Lightly worn OEM strap for Omega Aquaterra 41mm, comes with end link and deployant clasp.

Condition: lightly worn
Lug size: 20mm
Strap material: black rubber

Posted at

May 3, 2026, 4:05 PM

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Omega Aqua Terra Worldtimer – Titanium & Ceramic – Ref 220.92.43.22.99.001 – 2023 Full Set

Omega - 220.92.43.22.99.001 · $9,900

The Omega Aqua Terra Worldtimer is a technically impressive travel-watch with a laser-ablated world map, ceramic bezel, and METAS-certified movement.

Condition: pristine
Case material: titanium
Bezel material: ceramic
Diameter: 43mm

Posted at

May 3, 2026, 10:50 AM

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2024 Omega Seamaster Aqua Terra "Summer Blue" 41mm 220.12.41.21.03.008 Full Set Excellent

Omega - 220.12.41.21.03.008

The 2024 Omega Seamaster Aqua Terra features a captivating 'Summer Blue' dial with sunburst pattern and light blue Super-LumiNova hands and indexes.

Condition: Excellent
Year: 2024
Contents: Full Set

Posted at

May 2, 2026, 3:45 PM

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Omega Seamaster Aqua Terra 150M 220.10.41.21.06.001 - Full Kit - $3950

Omega - 220.10.41.21.06.001 · $3,950

This Omega Seamaster Aqua Terra is for sale, purchased from Liljenquist and Beckstead in Bethesda on March 14th, 2024. It's a full kit with box, papers, hangtag, and extra links.

Condition: Heavily scratched
Purchase Date: 3/14/2024
Warranty Date: 3/14/2024

Posted at

May 2, 2026, 1:46 PM

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Omega Seamaster Aqua Terra – ‘Blue Wave’ with Gold Accents – Complete Set

Omega - 23110422103006 · $4,950

This Omega Seamaster Aqua Terra 'Blue Wave' features a blue dial with wave pattern, gold accents and a stainless steel case on a bracelet. It is powered by the Omega Master Co-Axial calibre 8500, resistant to magnetic fields and water up to 150M.

Condition: Excellent all-around condition
Case size: 41.5mm diameter
Water resistance: 150M / 15 bar
Power reserve: 60 hours

Posted at

May 2, 2026, 1:15 PM

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