Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Red Gold / Silver / Bracelet

Reference 231.50.39.22.02.001

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar is a masterpiece of horology, boasting exceptional craftsmanship, stunning design, and innovative features. Its red gold case exudes luxury and sophistication, while the silver dial with stick and dot indexes provides effortless readability. The watch's open case back offers a glimpse into its intricate movement, a delight for horology enthusiasts. With a water resistance of 150 meters, this timepiece is perfect for both formal events and casual outings. The Omega caliber 8611 automatic movement boasts a power reserve of 60 hours, with 39 jewels and a frequency of 25,200 vibrations per hour. The annual calendar function allows for adjustments only once a year in February, making it a practical choice for those who value functionality without sacrificing style.
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Key Features

  • Red gold case
  • Silver dial with stick and dot indexes
  • Automatic Omega caliber 8611 movement
  • Annual calendar function
  • Water resistance of 150 meters
  • Sapphire crystal glass
  • 38.5 mm diameter

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Red Gold / Silver / Bracelet
Reference
231.50.39.22.02.001
Movement
8611
Movement Features
  • Hours, Minutes, Seconds
  • Date, Annual Calendar, Month
  • Chronometer, Co-Axial Escapement
Case
Red Gold 38.5mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Aqua Terra / Master Co-Axial / Blue Teak Dial / 38.5mm / $2,750 Shipped

Omega Aqua Terra / Master Co-Axial / Blue Teak Dial / 38.5mm / $2,750 Shipped

Aqua Terra with a blue teak dial and a 38.5mm case size.

  • Size: 38.5mm diameter
  • Case material: missing
Posted at
May 20, 2026, 10:29 PM
Active
[WTS] Omega Seamaster Aqua Terra 231.10.39.21.01.001 Black Teak 38.5mm  - $2,590

Omega Seamaster Aqua Terra 231.10.39.21.01.001 Black Teak 38.5mm - $2,590

Up for sale is my great condition Omega Seamaster Aqua Terra, measuring at 38.5mm and featuring an automatic Omega Calibre 8500 movement.

  • Condition: Very good condition, minor marks/hairlines
  • Case size: 38.5mm diameter
  • Movement: automatic Omega Calibre 8500
  • Bracelet: original Omega steel bracelet
Posted at
May 20, 2026, 9:55 PM
Active
[WTS] Omega Seamaster Aqua Terra 39mm | Ref. 2503.3 | Cal. 2500 Co-Axial Chronometer | Silver Dial | $2,150 REDUCED PRICE

Omega Seamaster Aqua Terra 39mm | Ref. 2503.3 | Cal. 2500 Co-Axial Chronometer | Silver Dial | $2,150 REDUCED PRICE

Omega - 2503.3 · $2,150
This Omega Seamaster Aqua Terra Co-Axial Chronometer measures 39mm in stainless steel and is powered by Omega's Caliber 2500 Co-Axial automatic movement, COSC-certified to +6/-4 seconds per day precision. It features a silver dial with raised index hour markers and luminous hands.

  • Condition: Great condition
  • Movement: Caliber 2500 Co-Axial automatic movement (COSC-certified)
  • Bezel material: Stainless steel
  • Bracelet size compatibility: Up to a 7.25-inch wrist
Posted at
May 20, 2026, 9:44 PM
Active
[WTS] Omega Aqua Terra 220.10.41.21.01.001

Omega Aqua Terra 220.10.41.21.01.001

The Omega Aqua Terra is being sold with its complete set, except for the international warranty card. The watch has been checked by an in-house watchmaking team and comes with a master chronometer card.

  • Condition: great carefully worn condition
  • Serial Number: available upon request
  • Master Chronometer Card: included with the purchase
  • Pictograms: included with the purchase
Posted at
May 20, 2026, 6:54 PM
Active
[WTS] Omega Seamaster Aqua Terra - 231.10.39.21.02.001 - With Papers - $3,250 ✈️

Omega Seamaster Aqua Terra - 231.10.39.21.02.001 - With Papers - $3,250 ✈️

This Omega Seamaster Aqua Terra is a high-end watch that combines style and functionality.

  • Papers: included
Posted at
May 20, 2026, 6:47 PM
Active
[WTS] Omega Seamaster Aqua Terra – Annual Calendar – 38.5mm Blue Dial

Omega Seamaster Aqua Terra – Annual Calendar – 38.5mm Blue Dial

Omega - 23110392203001 · $4,200
A versatile Omega Seamaster Aqua Terra Annual Calendar watch in blue dial that strikes a balance between technical sophistication and everyday wearability, featuring an annual calendar complication and clean design.

  • Condition: Excellent
  • Case Size: 38.5mm
  • Movement: Omega Co-Axial calibre 8601
Posted at
May 20, 2026, 12:56 PM
Active
[WTS] 2025 Omega Aqua Terra Worldtimer Titanium 220.92.43.22.99.001 - $9,500

2025 Omega Aqua Terra Worldtimer Titanium 220.92.43.22.99.001 - $9,500

The Omega Seamaster Aqua Terra 150M GMT Worldtimer features a 43mm titanium case, brushed black ceramic bezel, and a black and grey dial with a laser-ablated topographic view of Earth. It also includes a 24-hour day/night ring with 24 world cities and is powered by the Co-Axial Master Chronometer Calibre 8938.

  • Condition: Excellent with minimal signs of wear
  • Case material: grade 2 titanium
  • Bezel material: brushed black ceramic
  • Dial description: black and grey with laser-ablated topographic view of Earth from above the North Pole
Posted at
May 19, 2026, 2:10 PM
Active
[WTS] Omega Seamaster Aqua Terra 41.5mm - 231.10.42.21.02.001 - Price Reduced!

Omega Seamaster Aqua Terra 41.5mm - 231.10.42.21.02.001 - Price Reduced!

  • Condition: Very clean pre-owned condition with light wear throughout
  • Size: 41.5mm diameter
Posted at
May 19, 2026, 12:30 PM
Active
[WTS] Omega Seamaster Aqua Terra 41.5mm "Spectre" Blue - 231.10.42.21.03.003

Omega Seamaster Aqua Terra 41.5mm "Spectre" Blue - 231.10.42.21.03.003

This is a watch-only example of the Omega Seamaster Aqua Terra 'Spectre' Blue, featuring a 41.5mm size and blue dial.

  • Condition: Pre-owned, great condition with light wear
  • Size: 41.5mm diameter
  • Bracelet: center links are brushed instead of polished
Posted at
May 19, 2026, 12:26 PM
Active