Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Yellow Gold / MOP

Reference 231.23.30.20.55.002

Omega Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Yellow Gold / MOP

About this watch

The Omega Aqua Terra 231.23.30.20.55.002 is a masterpiece that perfectly embodies the luxury ethos of the Omega brand. This stunning timepiece combines exceptional design, innovative movement, and rich heritage to create a truly unique wearing experience. The harmonious blend of yellow gold and stainless steel case adds to its durability and aesthetic appeal, while the mother of pearl dial shines with a subtle shimmering quality that changes with the light. Powered by the Omega caliber 8520, this watch boasts an automatic movement with chronometer certification, ensuring exceptional accuracy and reliability. With a compact 30mm diameter and sleek design, it sits comfortably on the wrist, making it perfect for all-day wear. The impressive water resistance of 150 meters allows you to enjoy it while swimming or exploring the great outdoors without worry. Whether you're looking for a luxury watch for everyday wear or something special for occasions, this model delivers on all fronts.

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Key Features

Yellow gold and stainless steel case
Mother of pearl dial with gem-set indexes
Automatic movement with chronometer certification
150m water resistance
30mm compact diameter
Chronograph function
Date display

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Yellow Gold / MOP

Reference

231.23.30.20.55.002

Movement

8520

Movement Features

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

Case

30mm

Dial Color

White

Crystal

Sapphire

Water Resistance

150

Current Listings

Omega Seamaster Aqua Terra 38mm Teak Blue Full Set 2024 Chicago - $3500

Omega - Aqua Terra 38mm · $3,500

Omega Seamaster Aqua Terra 38mm teak blue men's wristwatch dated September, 2024. Full set including warranty card, certifications, manual, tags, etc.

Condition: Pre-owned with minor nicks and scratches
Year: 2024
Size: 38mm diameter
Dial color: teak blue

Posted at

May 6, 2026, 11:07 AM

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Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial - $2,950

Omega - 231.10.39.21.02.002 · $2,950

Up for sale is my Omega Aqua Terra 231.10.39 Cal 8500 with a 39mm steel case and original Omega steel bracelet.

Condition: Great condition, minimal marks on the case and caseback.
Case diameter: 39mm
Bracelet type: Original Omega steel bracelet
Bracelet material: Steel

Posted at

May 5, 2026, 10:22 PM

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Omega Aqua Terra 231.10.39.21.01.001 Cal 8500 38.5mm Black Teak - $2,890

Omega - 231.10.39 Cal 8500 · $2,890

This Omega Aqua Terra 231.10.39 Cal 8500 features a 38.5mm steel case with a Calibre OMEGA 8500 movement.

Condition: Great condition, minimal marks present
Case size: 38.5mm diameter
Movement: Calibre OMEGA 8500
Bracelet material: Steel

Posted at

May 5, 2026, 10:07 PM

Active

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Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial Box and Papers - $3,250

Omega - 231.10.39.21.02.002 · $3,250

Up for sale is my Omega Aqua Terra 231.10.39 Cal 8500 watch in great condition. It measures 39mm with a steel case on original Omega steel bracelet.

Condition: Great condition, some minor marks on the case and caseback
Case size: 39mm
Movement: Calibre OMEGA 8500
Bracelet material: Steel

Posted at

May 5, 2026, 10:04 PM

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Omega Aqua Terra 2503.80 - 39mm - Blue Automatic

Omega - 2503.80 · $2,750

This Omega Aqua Terra Blue Automatic is a 39mm watch-only example in good condition.

Condition: Pre-owned, clean condition with light wear throughout
Size: 39mm diameter

Posted at

May 5, 2026, 5:37 PM

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2018 Omega Seamaster Aqua Terra 150M 38.5mm Teak - 231.10.39.21.02.001 - Box & Papers

Omega - 231.10.39.21.02.001 · $3,100

Aqua Terra in perfect size, suitable for everyday wear with any outfit.

Condition: Excellent condition
Case size: 38.5mm diameter

Posted at

May 5, 2026, 3:36 PM

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Omega Aqua Terra 2503.33.00 (39mm)

Omega - 2503.33.00 · $2,600

Up for sale is my Omega Aqua Terra that has been worn sparingly by me since I bought it on here back in 2022. It received a full service by Omega in May 2023.

Condition: Excellent, with normal signs of wear
Size: 39mm diameter
Hands included: 2 sets (blue original and silver replacement)
Original box: not included

Posted at

May 5, 2026, 12:14 PM

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