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

Reference 231.50.39.21.06.003

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

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

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
Active
View listing on r/WatchExchange
[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
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
Active
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[WTS] Omega Aqua Terra 231.10.39.21.01.001 Cal 8500 38.5mm Black Teak - $2,890

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
View listing on r/WatchExchange
[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
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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[WTS] Omega Aqua Terra 2503.80 - 39mm - Blue Automatic

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
Active
View listing on r/WatchExchange
[WTS] 2018 Omega Seamaster Aqua Terra 150M 38.5mm Teak - 231.10.39.21.02.001 - Box & Papers

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
Active
View listing on r/WatchExchange
[WTS] Omega Aqua Terra 2503.33.00 (39mm)

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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[WTS] Omega Seamaster Aqua Terra “ James Bond Skyfall” Blue Dial – Ref. 231.10.39.21.03.001| Full Set in Mint Condition| 2022

Omega Seamaster Aqua Terra “ James Bond Skyfall” Blue Dial – Ref. 231.10.39.21.03.001| Full Set in Mint Condition| 2022

Omega - 231.10.39.21.03.001
a luxury watch in the Omega Seamaster Aqua Terra collection, featuring a blue dial and 'James Bond Skyfall' edition.

  • Condition: Mint Condition
  • Year: 2022
Posted at
May 5, 2026, 11:05 AM
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[WTS] Omega Seamaster Aqua Terra 150m, 41mm (Ref: 220.10.41.21.02.004) Small Seconds.

Omega Seamaster Aqua Terra 150m, 41mm (Ref: 220.10.41.21.02.004) Small Seconds.

Omega - 220.10.41.21.02.004 · $4,800
This Omega Seamaster Aqua Terra is a 41mm watch with a silver dial and blue accents, featuring a 150m water resistance.

  • Condition: lightly used with minor wear
  • Diameter: 41mm
  • Water Resistance: 150m
Posted at
May 5, 2026, 2:18 AM
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View listing on r/WatchExchange