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

Reference 231.20.30.20.55.001

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 30 is a luxury watch that combines exquisite craftsmanship with robust functionality, featuring a harmonious blend of stainless steel and red gold, an elegant Mother of Pearl (MOP) dial, and impressive specifications. With its stunning design, reliable movement, and impressive water resistance, it's a versatile choice for both land and sea. The MOP dial is a standout feature, showcasing a beautiful play of colors that changes with light, while the gem-set indexes add a touch of glamour. The watch boasts a certified chronometer movement, ensuring accurate timekeeping, and features an automatic movement with a power reserve of 50 hours. Its comfort is also noteworthy, feeling lightweight yet sturdy on the wrist, making it perfect for everyday wear.
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Key Features

  • Omega Caliber 8520 automatic movement
  • Certified chronometer by COSC
  • Water resistance up to 150 meters
  • Mother of Pearl (MOP) dial with gem-set indexes
  • Arrow-shaped hands for easy readability
  • Open case back for viewing the movement
  • Harmonious blend of stainless steel and red gold materials

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Red Gold / MOP / Bracelet
Reference
231.20.30.20.55.001
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 Aqua Terra Seamaster 8900

Omega Aqua Terra Seamaster 8900

Omega - 8900 · $3,800
This Omega Seamaster Aqua Terra is a blue model sold with an Omega rubber strap, no steel bracelet. It comes with the presentation box.

  • Condition: Pre-owned with marks on case, light scuffing on bezel
  • Age: Unknown
  • Service history: None, but running well after 1-2 seconds deviation
Posted at
Aug 30, 2025, 10:14 AM
Active
[WTS] 🔥 Omega Seamaster Aqua Terra Subdial Blue – $5995 Shipped (CONUS)

🔥 Omega Seamaster Aqua Terra Subdial Blue – $5995 Shipped (CONUS)

This Omega Seamaster Aqua Terra Subdial features a unique small seconds subdial and blue textured dial, offered on an OEM blue rubber strap with Omega buckle.

  • Condition: near-mint
  • Movement: Omega Co-Axial Master Chronometer Caliber 8916
  • Case size: 41mm diameter
  • Lug-to-lug: ~47mm
Posted at
Aug 29, 2025, 8:35 PM
Active
[WTS] 2013 Omega Seamaster Aqua Terra 2503.33 White Dial w/ Blue Indices Full Set

2013 Omega Seamaster Aqua Terra 2503.33 White Dial w/ Blue Indices Full Set

Omega - 2503.33 · $3,250
2013 Omega Seamaster Aqua Terra 39mm with white dial and blue indices, in excellent condition.

  • Condition: Excellent, very little signs of wear
  • Case Size: 39mm
  • Diameter: 39mm diameter
  • Box And Papers: full set with box and papers
Posted at
Aug 29, 2025, 11:07 AM
Active
[WTS] Omega Aqua Terra 220.10.38.20.03.005 COMPLETE SET 2025

Omega Aqua Terra 220.10.38.20.03.005 COMPLETE SET 2025

This Omega Aqua Terra features a turquoise gradient dial and comes with the complete set.

  • Condition: Like new with barely any signs of wear
  • Diameter: 41mm
  • Material: Stainless steel
  • Payment Methods Accepted: crypto,ebay,local_meetup
Posted at
Aug 29, 2025, 8:57 AM
Active
[WTS] Omega Seamaster Aqua Terra 150M GoodPlanet 🌍 - Titanium with Brown Leather Rare Watch Box + Papers

Omega Seamaster Aqua Terra 150M GoodPlanet 🌍 - Titanium with Brown Leather Rare Watch Box + Papers

The Omega Seamaster Aqua Terra 150M GoodPlanet is a rare titanium watch with a white dial and blue accents, featuring a Master Co-Axial Caliber 8500 movement.

  • Condition: Excellent
  • Case material: Grade 5 Titanium
  • Size: 38.5mm diameter
  • Movement: Master Co-Axial Caliber 8500
Posted at
Aug 28, 2025, 9:20 PM
Active
[WTS] Forstner Flat Link Bracelet for Omega Aqua Terra 20mm (fully brushed) - $95

Forstner Flat Link Bracelet for Omega Aqua Terra 20mm (fully brushed) - $95

· $95
A Forstner Flat Link Bracelet in excellent condition, fully brushed, designed for Omega Aqua Terra 20mm.

  • Condition: Excellent
  • Material: Fully brushed links
  • Lug Width: 20mm
Posted at
Aug 28, 2025, 11:47 AM
Active
[WTS] Forstner Flat Link Bracelet for Omega Aqua Terra 20mm (brushed/polished) - $95

Forstner Flat Link Bracelet for Omega Aqua Terra 20mm (brushed/polished) - $95

· $95
A Forstner Flat Link Bracelet designed for the Omega Aqua Terra 20mm, featuring brushed inner links and polished outer links.

  • Condition: excellent
  • Material: brushed/polished
  • Lug width compatibility: 41mm Aqua Terra (20mm lug width)
  • Compatibility note: Endlinks for SMP, Speedy, Railmaster, and others can be purchased separately from Forstner
Posted at
Aug 28, 2025, 11:44 AM
Active