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

Reference 231.23.30.20.55.002

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

[WTS] Omega Aqua Terra White Co-Axial  231.10.39 38.5 mm with Cards - $2,650

Omega Aqua Terra White Co-Axial 231.10.39 38.5 mm with Cards - $2,650

Up for sale is my Omega Seamaster Aqua Terra White Dial watch with a Calibre OMEGA 8500 automatic movement, measuring at 39mm.

  • Condition: great condition, minimal marks/hairlines on the case
  • Movement: Calibre OMEGA 8500 automatic
  • Case size: 39mm diameter
  • Bracelet type: steel Omega steel bracelet
Posted at
May 4, 2026, 10:33 PM
Active
[WTS] Omega Aqua Terra Quartz 2517.80 39mm Box and Papers  - $1,950

Omega Aqua Terra Quartz 2517.80 39mm Box and Papers - $1,950

Omega - 2517.80 · $1,950
This Omega Seamaster Aqua Terra Quartz is a 39mm quartz watch with Calibre Omega 1538 movement.

  • Condition: great condition
  • Case size: 39mm
  • Movement type: quartz
  • Bracelet type: steel
Posted at
May 4, 2026, 10:21 PM
Active
[WTS] Omega Seamaster Aqua Terra 15000 Gauss 231.10.42.21.01.002

Omega Seamaster Aqua Terra 15000 Gauss 231.10.42.21.01.002

This Omega Seamaster Aqua Terra 15000 Gauss is a high-end watch featuring pictograms and a jomashop warranty.

  • Case Size: 41.5mm diameter
  • Warranty: jomashop warranty
Posted at
May 4, 2026, 9:22 PM
Active
[WTS] Omega Seamaster Aqua Terra 150M – Annual Calendar – 38.5mm

Omega Seamaster Aqua Terra 150M – Annual Calendar – 38.5mm

Omega - 23110392203001 · $4,200
The Omega Seamaster Aqua Terra 150M is a versatile watch that features an annual calendar complication, which automatically accounts for months with 30 or 31 days and only needs adjustment once per year.

  • Condition: Excellent condition
  • Case size: 38.5mm diameter
  • Movement: Omega Co-Axial calibre 8601
Posted at
May 4, 2026, 2:32 PM
Active
[WTS] Omega Aqua Terra 2503.80 - 39mm - Blue Automatic - Price Reduced!

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
Active
[WTS] Omega Seamaster Aqua Terra 220.10.41.21.06.001 41mm Automatic Grey Dial Full Set

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

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
Active
[WTS] Omega Seamaster Aqua Terra 2504.50 36mm - $2,490

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
Active
[WTS] Omega Seamaster Aqua Terra 150M – James Bond SkyFall – 38.5mm

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

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
Active
[WTS] Omega Aqua Terra OEM Black Rubber Strap. With End link and deployant clasp.

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
Active