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

Reference 231.23.39.21.55.001

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 2504.50 36mm - $2,490

Omega Seamaster Aqua Terra 2504.50 36mm - $2,490

Omega - 2504.50 · $2,490
Up for sale is my Omega Seamaster Aqua Terra 2504.50.00, a great condition automatic watch measuring 36mm.

  • Condition: Great condition with minor patina on dial indices and hands, dust, and handprints
  • Case material: Steel
  • Bracelet material: Original Omega Steel bracelet
  • Crystal type: Sapphire crystal
Posted at
May 3, 2026, 8:37 PM
Active
[WTS] Omega Seamaster Aqua Terra 150M – James Bond SkyFall – 38.5mm

Omega Seamaster Aqua Terra 150M – James Bond SkyFall – 38.5mm

The Omega Seamaster Aqua Terra 150M is a James Bond SkyFall watch with a blue teak dial and stainless steel case.

  • Case Size: 38.5mm
  • Movement: Omega Co-Axial 8500 calibre automatic
Posted at
May 3, 2026, 4:42 PM
Active
[WTS] Omega Aqua Terra OEM Black Rubber Strap. With End link and deployant clasp.

Omega Aqua Terra OEM Black Rubber Strap. With End link and deployant clasp.

Omega - Aquaterra 41mm · $400
Lightly worn OEM strap for Omega Aquaterra 41mm, comes with end link and deployant clasp.

  • Condition: lightly worn
  • Lug size: 20mm
  • Strap material: black rubber
Posted at
May 3, 2026, 4:05 PM
Active
[WTS] Omega Aqua Terra Worldtimer – Titanium & Ceramic – Ref 220.92.43.22.99.001 – 2023 Full Set

Omega Aqua Terra Worldtimer – Titanium & Ceramic – Ref 220.92.43.22.99.001 – 2023 Full Set

The Omega Aqua Terra Worldtimer is a technically impressive travel-watch with a laser-ablated world map, ceramic bezel, and METAS-certified movement.

  • Condition: pristine
  • Case material: titanium
  • Bezel material: ceramic
  • Diameter: 43mm
Posted at
May 3, 2026, 10:50 AM
Active
[WTS] 2024 Omega Seamaster Aqua Terra "Summer Blue" 41mm 220.12.41.21.03.008 Full Set Excellent

2024 Omega Seamaster Aqua Terra "Summer Blue" 41mm 220.12.41.21.03.008 Full Set Excellent

The 2024 Omega Seamaster Aqua Terra features a captivating 'Summer Blue' dial with sunburst pattern and light blue Super-LumiNova hands and indexes.

  • Condition: Excellent
  • Year: 2024
  • Contents: Full Set
Posted at
May 2, 2026, 3:45 PM
Active
[WTS] Omega Seamaster Aqua Terra 150M 220.10.41.21.06.001 - Full Kit - $3950

Omega Seamaster Aqua Terra 150M 220.10.41.21.06.001 - Full Kit - $3950

This Omega Seamaster Aqua Terra is for sale, purchased from Liljenquist and Beckstead in Bethesda on March 14th, 2024. It's a full kit with box, papers, hangtag, and extra links.

  • Condition: Heavily scratched
  • Purchase Date: 3/14/2024
  • Warranty Date: 3/14/2024
Posted at
May 2, 2026, 1:46 PM
Active
[WTS] Omega Seamaster Aqua Terra – ‘Blue Wave’ with Gold Accents – Complete Set

Omega Seamaster Aqua Terra – ‘Blue Wave’ with Gold Accents – Complete Set

Omega - 23110422103006 · $4,950
This Omega Seamaster Aqua Terra 'Blue Wave' features a blue dial with wave pattern, gold accents and a stainless steel case on a bracelet. It is powered by the Omega Master Co-Axial calibre 8500, resistant to magnetic fields and water up to 150M.

  • Condition: Excellent all-around condition
  • Case size: 41.5mm diameter
  • Water resistance: 150M / 15 bar
  • Power reserve: 60 hours
Posted at
May 2, 2026, 1:15 PM
Active
[WTS] (Omega) Seamaster Aqua Terra 2517.50 $2,099

(Omega) Seamaster Aqua Terra 2517.50 $2,099

Omega - 2517.50 · $2,099
For sale is my 1st gen Omega Seamaster Aqua Terra, reference 2517.50. This is the 39mm, black dial, quartz variant. The watch is in great external condition and internally functioning as intended.

  • Condition: Great external condition, good internal condition
  • Case size: 39mm
  • Movement type: quartz
Posted at
May 1, 2026, 9:37 PM
Active
[WTS] OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$9,600🔥

OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$9,600🔥

The OMEGA Seamaster Aqua Terra Worldtimer Ref. 220.10.43.22.03.002 is a sophisticated travel companion that puts the world on your wrist.

  • Condition: VERY GOOD, some light scratches on case and bracelet.
  • Case size: 43mm
  • Bracelet length: ~7"
  • Movement: Master Chronometer Calibre 8938
Posted at
May 1, 2026, 8:04 PM
Active