Omega Aqua Terra Seamaster Aqua Terra 150m Master Co-Axial 38.5 Red Gold / Grey / Bracelet

Reference 231.50.39.21.06.003

About this watch

The Seamaster Aqua Terra 150m Master Co-Axial is a masterclass in watchmaking, seamlessly combining elegance, functionality, and advanced technology. This timepiece exudes luxury and sophistication with its stunning grey dial and striking red gold case. The Omega caliber 8501 automatic movement features a Co-Axial escapement, reducing friction and enhancing accuracy. With a power reserve of 60 hours, this watch is built to perform in various conditions. Its water resistance of 150m makes it a practical tool for water lovers, while its comfort on the wrist ensures all-day wear without discomfort. This watch is incredibly versatile, suitable for formal occasions and rugged environments alike.
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MSRP: $32,100
Market Price: $14,721

Key Features

  • Automatic Omega caliber 8501 movement
  • Co-Axial escapement for enhanced accuracy
  • Water resistance of 150m
  • Red gold case with 38.50 mm diameter
  • Grey dial with stick and dot indexes
  • Arrow-shaped hands for easy time-telling
  • Open case back to showcase movement details

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150m Master Co-Axial 38.5 Red Gold / Grey / Bracelet
Reference
231.50.39.21.06.003
Movement
8501
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Red Gold 38.5mm
Dial Color
Grey
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