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 150M – Ref. 231.10.42.21.01.003 – 41.5mm – Box & Watch – $2999 Shipped

Omega Seamaster Aqua Terra 150M – Ref. 231.10.42.21.01.003 – 41.5mm – Box & Watch – $2999 Shipped

Omega - 231.10.42.21.01.003 · $2,999
The Omega Seamaster Aqua Terra 150M is a versatile everyday watch featuring a 41.5mm stainless steel case, black dial with teak-style vertical pattern, and date at 3 o'clock, powered by Omega's Master Co-Axial chronometer movement.

  • Condition: Good overall with light wear
  • Case size: 41.5mm diameter
  • Bracelet length adjustment: 7.4-inch wrist
Posted at
Jan 10, 2026, 9:24 PM
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[WTS] Omega Seamaster Aqua Terra – Discontinued Black “Teak” Dial| 42mm Master Co- Axial | Reference: 231.10.42.21.01.003| Full Set

Omega Seamaster Aqua Terra – Discontinued Black “Teak” Dial| 42mm Master Co- Axial | Reference: 231.10.42.21.01.003| Full Set

Omega - 231.10.42.21.01.003 · $4,250
A discontinued, classically styled Aqua Terra with the desirable black teak dial, powered by Omega’s robust Master Co-Axial technology. A versatile luxury sports watch equally at home with a suit or casual wear, and an excellent example of Omega’s technical evolution prior to the Master Chronometer era.

  • Condition: Very good overall condition
  • Diameter: 41.5mm
  • Water resistance: 150m / 500ft
  • Movement type: Master Co-Axial automatic movement
Posted at
Jan 10, 2026, 8:07 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 150M “Spectre” Blue Dial – 41.5mm|Ref: 231.10.42.21.03.003| Full Set | Mint Condition

Omega Seamaster Aqua Terra 150M “Spectre” Blue Dial – 41.5mm|Ref: 231.10.42.21.03.003| Full Set | Mint Condition

Omega - 231.10.42.21.03.003 · $3,990
This highly sought-after Aqua Terra 'Spectre' configuration features a blue teak dial and in-house Calibre 8500, delivering reliable Co-Axial performance and strong wrist presence.

  • Condition: Excellent condition throughout
  • Case size: 41.5mm
  • Depth rating: 150m
Posted at
Jan 10, 2026, 6:02 PM
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[WTS] Omega Seamaster Aqua Terra 150m | Quartz Grey Teak, 38.5mm | 231.10.39.60

Omega Seamaster Aqua Terra 150m | Quartz Grey Teak, 38.5mm | 231.10.39.60

Omega - 231.10.39.60.06.001 · $1,800
A 38.5mm Omega Seamaster Aqua Terra 150m quartz watch with a grey teak dial, available for sale.

  • Condition: 8.9/10, minimal marks/hairlines on the case back and bracelet sides
  • Case material: steel
  • Bracelet type: original Omega steel
  • Water resistance: 150m
Posted at
Jan 10, 2026, 4:07 PM
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[WTS] Omega Seamaster Aqua Terra 150m | Calibre 8500 Co-Axial | 231.10.39.21.06.001

Omega Seamaster Aqua Terra 150m | Calibre 8500 Co-Axial | 231.10.39.21.06.001

Omega - 231.10.39.21.06.001 · $2,799
This Omega Seamaster Aqua Terra features a 38.5mm case, Calibre 8500 movement, and a 7.25 inch long bracelet.

  • Movement: Calibre 8500 Co-Axial
  • Case Size: 38.5mm diameter
  • Bracelet Length: 7.25 inches
Posted at
Jan 10, 2026, 12:28 PM
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[WTS] Omega Seamaster Aqua Terra 150m | 41.5mm | White | 231.10.42.21.02.006

Omega Seamaster Aqua Terra 150m | 41.5mm | White | 231.10.42.21.02.006

Omega - 231.10.42.21.02.006 · $3,799
This Omega Seamaster Aqua Terra is a 41.5mm watch from the 2023 year with a 7 inch bracelet.

  • Size: 41.5mm
  • Water Resistance: 150m
Posted at
Jan 10, 2026, 12:25 PM
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[WTS] Omega Seamaster Aqua Terra 150m | Quartz | 231.10.39.60.06.001

Omega Seamaster Aqua Terra 150m | Quartz | 231.10.39.60.06.001

Omega - 231.10.39.60.06.001 · $2,299
The Omega Seamaster Aqua Terra 150m is a quartz watch with a 38.5mm diameter and a 7.25" bracelet.

  • Case size: 38.5mm
  • Bracelet length: 7.25 inches
Posted at
Jan 10, 2026, 12:24 PM
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[WTS] 2022 Omega Seamaster Aqua Terra 150M 41mm Silver Dial 220.12.41.21.02.002 Full Set Excellent

2022 Omega Seamaster Aqua Terra 150M 41mm Silver Dial 220.12.41.21.02.002 Full Set Excellent

Omega - 220.12.41.21.02.002 · $5,695
The Omega Seamaster Aqua Terra 150M is a versatile watch that blends everyday style with refined nautical design, featuring a stainless steel case and a silver 'teak concept' dial.

  • Condition: Excellent
  • Case size: 41mm diameter
  • Dial color: silver
Posted at
Jan 8, 2026, 9:34 AM
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[WTS] Omega Seamaster Aqua Terra SkyFall Blue Teak Dial 231.10.42.21.03.003

Omega Seamaster Aqua Terra SkyFall Blue Teak Dial 231.10.42.21.03.003

Omega - 231.10.42.21.03.003 · $4,100
This Omega Seamaster Aqua Terra has a blue teak-patterned dial that changes shades depending on the light. It features the Master Co-Axial movement for improved precision and anti-magnetic performance. The watch was featured in Spectre and No Time To Die.

  • Condition: Scratches, scuffs/dings on the case, bezel, and bracelet; sapphire crystal clean
  • Model: Seamaster Aqua Terra
  • Movement: Master Co-Axial
  • Bezel material: Stainless steel
Posted at
Jan 7, 2026, 11:16 PM
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