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

Reference 231.20.39.22.06.001

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

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar is a masterpiece of luxury watchmaking, blending sophisticated design with exceptional technical excellence. Its stainless steel and red gold case exudes elegance, while the grey dial with contrasting stick and dot indexes provides a clean yet distinctive look. The self-winding Omega caliber 8601 movement boasts an impressive 60 hours of power reserve and features an annual calendar function, allowing you to set it only once a year. With a water resistance of up to 150 meters, this watch is perfect for both formal and casual occasions. Its comfortable bracelet with adjustability ensures a snug fit on your wrist, making it suitable for everyday wear. As a certified chronometer, the Aqua Terra undergoes rigorous testing for accuracy and precision, guaranteeing exceptional timekeeping. Whether you're looking to invest in a quality watch or simply want to own a piece of horological history, the Omega Seamaster Aqua Terra 150M is an outstanding choice.

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MSRP: $13,800

Market Price: $5,140

Key Features

Omega caliber 8601 self-winding movement
Annual calendar function with date and month display
Water resistance up to 150 meters
Certified chronometer for accuracy and precision
Comfortable stainless steel/red gold bracelet with adjustability
Grey dial with contrasting stick and dot indexes
Stainless steel/red gold case diameter: 38.50 mm

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Stainless Steel / Red Gold / Grey / Bracelet

Reference

231.20.39.22.06.001

Movement

8601

Movement Features

Hours, Minutes, Seconds
Date, Annual Calendar, Month
Chronometer, Co-Axial Escapement

Case

38.5mm

Dial Color

Grey

Crystal

Sapphire

Water Resistance

150

Current Listings

2023 Omega Seamaster Aqua Terra Skyfall Blue 231.10.42.21.03.003 41.5mm Full Set - $4,995

Omega - 231.10.42.21.03.003 · $4,995

Up for sale is a Omega Seamaster Aqua Terra Skyfall Blue, a 2023 model featuring a 41.5mm diameter case.

Condition: Excellent condition with minimal signs of wear
Case Size: 41.5mm diameter
Movement Testing: tested on a timegrapher

Posted at

Apr 8, 2026, 12:55 PM

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2024 Omega Seamaster Aqua Terra Terracotta Shades 38m Red Dial on Bracelet 220.10.38.20.13.003 B+P

Omega - 220.10.38.20.13.003 · $5,600

The Omega Seamaster Aqua Terra Shades 220.10.38.20.13.003 features a rich red terracotta dial on a 38mm stainless steel case, with a Master Chronometer movement delivering accuracy and reliability.

Condition: Mint condition, almost no signs of wear
Case Diameter: 38mm
Bezel Material: Stainless Steel
Dial Color: Red

Posted at

Apr 8, 2026, 12:47 PM

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Omega Seamaster Aqua Terra 231.10.39.21.01.001 Black Teak 38.5mm - $3,290

Omega - 231.10.39.21.01.001 · $3,290

Up for sale is my great condition Omega Seamaster Aqua Terra 231.10.39.21.01.001 with a steel case on original Omega steel bracelet.

Condition: very good for its age, minimal marks/hairlines on case, caseback, and bracelet
Movement: Omega Calibre 8500
Case size: 38.5mm diameter
Bracelet type: original Omega steel bracelet

Posted at

Apr 7, 2026, 9:27 PM

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2025 Omega Aqua Terra 150M 41mm 220.10.41.21.03.006

Omega - 220.10.41.21.03.006 · $6,200

Year: 2025
Depth rating: 150m
Case size: 41mm

Posted at

Apr 7, 2026, 9:04 PM

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Omega Seamaster Aqua Terra 150M 220.10.41.21.03.001 – Blue Teak Dial – VG – Box & Papers

Omega - 220.10.41.21.03.001 · $4,950

Condition: Very Good
Water Resistance: 150m
Power Reserve: ~60 hours
Case Size: 41mm diameter

Posted at

Apr 7, 2026, 2:24 PM

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Omega Seamaster Aqua Terra 231.10.42.21.02.001 - Price Reduced!

Omega - 231.10.42.21.02.001 · $2,895

This is a Watch-only example of the Omega Seamaster Aqua Terra in White Dial, model number 231.10.42.21.02.001, featuring a 41.5mm size and excellent condition.

Condition: Very clean pre-owned condition with light wear throughout.
Size: 41.5mm

Posted at

Apr 6, 2026, 6:21 PM

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Black Dial Omega Seamaster Aqua Terra Box & Papers 38mm 220.10.38.20.01.001

Omega - 220.10.38.20.01.001

Posted at

Apr 5, 2026, 11:30 PM

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Omega Seamaster Aqua Terra 2503.33 - $2,650

Omega - 2503.33 · $2,650

This Omega Seamaster Aqua Terra 2503.33 is a 39mm watch featuring an automatic movement and a steel case on an original Omega Steel bracelet.

Condition: Good condition with a conservative rating of 8.9/10
Movement: Omega 2500 automatic movement
Case size: 39mm diameter
Bracelet type: Original Omega Steel bracelet

Posted at

Apr 5, 2026, 10:42 PM

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Omega Seamaster Aqua Terra 231.10.39 38.5mm Skyfall - $3,350

Omega - 231.10.39.21.03.001 · $3,350

Up for sale is a Omega Seamaster Aqua Terra 231.10.39.21.03.001 with an automatic movement and measuring at 38.5mm. It has a steel case on original Omega steel bracelet.

Condition: Very good condition for it's age (8.9/10)
Case size: 38.5mm diameter
Bracelet material: Steel
Movement: Automatic Omega Calibre 8500

Posted at

Apr 5, 2026, 10:38 PM

Active

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