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

Reference 231.28.30.20.55.001

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

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 30, reference 231.28.30.20.55.001, is a masterpiece of watchmaking that exudes luxury and sophistication. Its stunning Mother of Pearl dial shimmers with every movement, evoking the ocean's surface within an exquisite timepiece. The combination of red gold and stainless steel adds a touch of opulence, while the gem-set bezel sparkles like a starry night. At its heart lies the Omega caliber 8520, a marvel of engineering with a power reserve of 50 hours and Co-Axial escapement technology for enhanced longevity. Certified as a chronometer, this watch meets the highest standards of precision. With a water resistance of 150 meters, it's perfect for various activities, from swimming to everyday wear. The Aqua Terra's design is both elegant and functional, with a sleek case that houses the watch and all necessary documentation. This timepiece is an investment in luxury, craftsmanship, and practicality, making it a statement accessory that elevates any outfit.
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Key Features

  • Omega caliber 8520 automatic movement
  • 50-hour power reserve and Co-Axial escapement technology
  • Certified chronometer with high precision standards
  • Water resistance of 150 meters for various activities
  • Gem-set bezel and Mother of Pearl dial for luxurious design
  • Red gold and stainless steel materials for durability and opulence
  • Sleek case with all necessary documentation

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Red Gold / Diamond / MOP
Reference
231.28.30.20.55.001
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 Seamaster Aqua Terra 38.5mm Black Teak Dial 231.10.39.21.01.001 | Fresh Service, Full Set | $2,999 Shipped

Omega Seamaster Aqua Terra 38.5mm Black Teak Dial 231.10.39.21.01.001 | Fresh Service, Full Set | $2,999 Shipped

Omega - 231.10.39.21.01.001 · $2,999
  • Condition: Excellent overall condition with minimal signs of wear
  • Case size: 38.5mm diameter
  • Dial material: black teak pattern
  • Movement type: Omega Co-Axial Cal. 8500
Posted at
May 26, 2026, 10:40 AM
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[WTS] Omega Seamaster Aqua Terra 2300

Omega Seamaster Aqua Terra 2300

Omega - Aqua Terra 2300 · $2,300
This Omega Aqua Terra 2300 is a great watch that wears well on the wrist. It has some minor wear on the ar coding underneath the crystal but is in overall excellent condition.

  • Condition: fantastic condition, super clean and running well
  • Bracelet size compatibility: 7.25 inch wrist
  • Accuracy: +3 seconds a day
Posted at
May 26, 2026, 8:30 AM
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[WTS] Omega Seamaster Aqua Terra | Ref: 220.10.41.21.02.002

Omega Seamaster Aqua Terra | Ref: 220.10.41.21.02.002

Omega - 220.10.41.21.02.002
  • Model name: Seamaster Aqua Terra
Posted at
May 26, 2026, 12:22 AM
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[WTS] Omega Seamaster Aqua Terra 220.10.41.21.06.001 Grey Dial 41mm Automatic

Omega Seamaster Aqua Terra 220.10.41.21.06.001 Grey Dial 41mm Automatic

Omega - 220.10.41.21.06.001 · $4,795
This Omega Seamaster Aqua Terra is a pre-owned stainless steel watch with a grey teak dial and automatic Co-Axial movement, featuring a 41mm case on a stainless steel bracelet.

  • Condition: Very good
  • Case size: 41mm diameter
  • Movement type: Automatic Co-Axial
Posted at
May 25, 2026, 9:57 PM
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[WTS] Omega Seamaster Aqua Terra Small Seconds, 220.12.41.21.02.005, 2022, B&P, 41mm

Omega Seamaster Aqua Terra Small Seconds, 220.12.41.21.02.005, 2022, B&P, 41mm

Omega - 220.12.41.21.02.005 · $6,000
A 2022 Omega Seamaster Aqua Terra Small Seconds with a silver dial and tan color accents, in excellent condition.

  • Condition: Very good plus (VG+)
  • Case Size: 41mm
  • Year Of Manufacture: 2022
Posted at
May 25, 2026, 7:56 PM
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[WTS] Omega Seamaster Aqua Terra – Black Lacquer – 38mm – Recent Factory Service/Regulation

Omega Seamaster Aqua Terra – Black Lacquer – 38mm – Recent Factory Service/Regulation

Omega - 220.10.38.20.01.004 · $5,200
A 38mm Omega Seamaster Aqua Terra with a black lacquer dial is up for sale. This GADA piece has been recently serviced by Omega under factory warranty and comes with official paperwork. It features a polished bezel, crystal, and dial.

  • Condition: Overall good, honest condition with minor hairline scratches and surface scratches from desk wear.
  • Case Size: 38mm
  • Bezel Material: polished bezel
Posted at
May 25, 2026, 3:14 PM
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[WTS] Omega Aqua Terra - 220.10.41.21.06.001 - Gray Blue Variant - Near Mint

Omega Aqua Terra - 220.10.41.21.06.001 - Gray Blue Variant - Near Mint

Omega - 220.10.41.21.06.001 · $4,445
Aqua Terra in Gray with blue accents, good condition and includes full kit.

  • Condition: Near mint with a few hairlines
  • Box Type: Brown outer box and inner Omega Wood Style box
  • Extras: Full kit, extra links, hang tag, two cards
Posted at
May 25, 2026, 9:40 AM
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[WTS] Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial Box and Papers - $3,250

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
This Omega Aqua Terra 231.10.39 Cal 8500 is a 39mm watch with an OMEGA 8500 movement.

  • Condition: Great condition, minimal marks on case and caseback
  • Case size: 39mm
  • Movement: Calibre OMEGA 8500
  • Bracelet material: Steel
Posted at
May 24, 2026, 9:54 PM
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[WTS] Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial - $2,950

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
This Omega Aqua Terra features a Calibre OMEGA 8500 movement, measuring 39mm in diameter. It has a steel case with an original Omega steel bracelet.

  • Condition: Great condition, 8.9/10 for case and bracelet
  • Movement: Calibre OMEGA 8500
  • Case size: 39mm
  • Bracelet type: Original Omega steel bracelet (replaced with OEM all brushed version)
Posted at
May 24, 2026, 9:52 PM
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