Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / MOP

Reference 231.23.39.21.55.001

Omega Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / MOP

About this watch

When it comes to luxury watches, few brands resonate with enthusiasts quite like Omega. Known for their precision and craftsmanship, Omega has carved out a niche that combines elegance with functionality. The Seamaster Aqua Terra line is a testament to Omega's commitment to quality. With its sporty yet sophisticated look, this watch can seamlessly transition from a day at the office to a night out. Founded in 1848, Omega has a rich history that includes being the official timekeeper of the Olympic Games and the first watch on the moon. This watch is crafted from a beautiful combination of Red Gold and Stainless Steel, giving it a luxurious yet robust feel. The Mother of Pearl dial adds a touch of elegance, catching the light in mesmerizing ways. With a round case diameter of 38.5 mm, it’s a perfect size for both men and women, striking that coveted balance between boldness and subtlety. The Aqua Terra family is often associated with versatility, boasting water resistance up to 150 meters. This watch is like that friend who can pull off any outfit! Let’s talk about the aesthetics of this beautiful timepiece. After all, a watch isn’t just about functionality—it’s also a fashion statement. The Mother of Pearl dial is truly the star of the show, with its shimmering surface changing color depending on the light. With a certified chronometer movement, this watch has passed rigorous tests for accuracy and precision. It’s like a badge of honor that ensures your watch will keep perfect time.
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Key Features

  • Automatic Omega caliber 8500 movement
  • Red Gold and Stainless Steel construction
  • Water resistance up to 150 meters
  • Mother of Pearl dial with shimmering surface
  • Certified chronometer movement
  • 60-hour power reserve
  • Scratch-resistant sapphire crystal

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / MOP
Reference
231.23.39.21.55.001
Movement
8500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
38.5mm
Dial Color
White
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS]🔥OMEGA SEAMASTER AQUA TERRA TURQUOISE 41MM MINT🔥

🔥OMEGA SEAMASTER AQUA TERRA TURQUOISE 41MM MINT🔥

a mint condition Omega Seamaster Aqua Terra 41mm in turquoise.

  • Condition: Mint
Posted at
May 22, 2026, 4:31 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 150m Blue 231.10.42.21.03.003

Omega Seamaster Aqua Terra 150m Blue 231.10.42.21.03.003

Omega - 231.10.42.21.03.003 · $3,350
This Omega Seamaster Aqua Terra 150m Blue is a pre-owned watch that comes in the original configuration, including a 7.5" bracelet.

  • Condition: Like new
  • Bracelet size: 7.5"
  • Depth rating: 150m
Posted at
May 22, 2026, 2:35 PM
Active
View listing on r/WatchExchange
[WTS] 2025 Omega Seamaster Aqua Terra Green 220.10.41.21.10.001 41mm Full Set - $4,995

2025 Omega Seamaster Aqua Terra Green 220.10.41.21.10.001 41mm Full Set - $4,995

Omega - 220.10.41.21.10.001 · $4,995
This is a 2025 Omega Seamaster Aqua Terra Green, featuring a 41mm case size.

  • Condition: Excellent condition with minimal signs of wear
  • Case Size: 41mm diameter
  • Year: 2025
Posted at
May 21, 2026, 7:32 PM
Active
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[WTS] Omega Seamaster Aqua Terra Co-Axial - 41mm Turquoise Blue - 2025 Full Set - 220.10.41.21.03.006 - $5,650

Omega Seamaster Aqua Terra Co-Axial - 41mm Turquoise Blue - 2025 Full Set - 220.10.41.21.03.006 - $5,650

Omega - 220.10.41.21.03.006 · $5,650
This stunning Omega Seamaster Aqua Terra features a Turquoise Blue dial and is the 41mm version, sitting nicely on the wrist.

  • Condition: Mint condition
  • Size: 41mm diameter
  • Warranty Until: 2029
Posted at
May 21, 2026, 6:32 PM
Active
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[WTS] 36mm Omega Seamaster Aqua Terra Automatic Co-Axial 2504.30 - $2500 SHIPPED

36mm Omega Seamaster Aqua Terra Automatic Co-Axial 2504.30 - $2500 SHIPPED

Omega - 2504.30 · $2,500
This is a 36mm Omega Seamaster Aqua Terra featuring an automatic co-axial movement, striking silver sunburst dial, and applied indexes.

  • Condition: Good overall condition with normal wear on case and bracelet
  • Movement: automatic co-axial 2500
  • Bracelet size compatibility: up to 7.25" wrist
  • Case diameter: 36mm
Posted at
May 21, 2026, 6:07 PM
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[WTS] Omega Seamaster Aqua Terra 38.5mm White Teak Dial Ref. 231.10.39.21.02.001 | Box & Instrucstions | Fresh Service | $2,899 Shipped

Omega Seamaster Aqua Terra 38.5mm White Teak Dial Ref. 231.10.39.21.02.001 | Box & Instrucstions | Fresh Service | $2,899 Shipped

Omega - 231.10.39.21.02.001 · $2,899
This Omega Seamaster Aqua Terra features a beautiful white teak-pattern dial with applied faceted indices and signature blue accents, making it a clean and versatile timepiece that works equally well as a daily wearer or dressier option. The watch has been freshly serviced and is running strong with excellent timegrapher performance.

  • Condition: Very good overall, light signs of honest wear consistent with age
  • Case size: 38.5mm
  • Lug-to-lug: 46mm
  • Thickness: 12.8mm
Posted at
May 21, 2026, 11:45 AM
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[WTS] omega Aqua Terra 41 on black leather

omega Aqua Terra 41 on black leather

Omega - 220.13.41.21.01.001 · $3,000
a pre-owned Omega Aqua Terra 41 on black leather.

  • Condition: shows signs of wear
Posted at
May 21, 2026, 11:11 AM
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[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

Omega - 231.10.39.21.01.001 · $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
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[WTS] Omega Aqua Terra 220.10.41.21.01.001

Omega Aqua Terra 220.10.41.21.01.001

Omega - 220.10.41.21.01.001 · $4,150
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
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