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

Reference 231.13.39.21.55.001

About this watch

Welcome, watch enthusiasts! If you’re on the lookout for a watch that combines elegance, durability, and precision, then you’re in the right place. Today, we’re diving deep into the stunning world of the Omega Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / MOP. With a reference number of 231.13.39.21.55.001, this timepiece is a true gem. The brand has a rich legacy of precision timekeeping, and they’ve even been to the moon! So, you can bet that their timepieces are engineered with meticulous care. The Seamaster Aqua Terra family is all about versatility. Whether you’re dressing up for a gala or just enjoying a casual day out, this collection has something for everyone. The first thing you’ll notice about the Aqua Terra is its breathtaking Mother of Pearl (MOP) dial. It’s like wearing a piece of the ocean on your wrist! The iridescent surface catches light beautifully, creating a mesmerizing display that changes with every angle. With a diameter of 38.50 mm, the watch strikes a perfect balance between formality and casual wear. It’s large enough to make a statement yet not so bulky that it becomes cumbersome. The stainless steel case is polished to perfection, giving it a sleek and shiny appearance. Plus, the open case back is a delightful touch, inviting you to admire the intricate movement inside. This watch isn’t just a timepiece; it’s a conversation starter. With a water resistance of 150 meters, the Aqua Terra is versatile enough for both the beach and the boardroom. Whether you’re swimming, snorkeling, or just caught in an unexpected rainstorm, you don’t have to worry about water damage. Omega really thought of everything! The stainless steel bracelet is both sturdy and comfortable. It features a classic design with a secure clasp that ensures it stays safely on your wrist. The brushed and polished links add a touch of sophistication, making it suitable for any occasion. Plus, it’s adjustable, so you can get the perfect fit. Wearing the Aqua Terra feels like a dream. The weight is just right—not too heavy or too light. You’ll forget you have it on, and yet it draws compliments wherever you go. It’s the kind of watch that makes you feel confident, whether you’re on a business call or enjoying a night out. With its stunning design, robust movement, and unbeatable versatility, this watch is a worthy addition to any collection.
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MSRP: $6,600
Market Price: $3,187

Key Features

  • Omega caliber 8500 movement
  • 38.50 mm stainless steel case
  • 150 meters water resistance
  • Mother of Pearl dial
  • Stainless steel bracelet with secure clasp
  • Open case back for viewing movement
  • Chronometer certified for accuracy

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / MOP
Reference
231.13.39.21.55.001
Movement
8500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 38.5mm
Dial Color
White
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Seamaster Aqua Terra Co-Axial 42mm 231.10.42.21.06.001 Gray

Omega Seamaster Aqua Terra Co-Axial 42mm 231.10.42.21.06.001 Gray

This Omega Seamaster Aqua Terra Co-Axial is a 42mm watch with a gray color scheme.

  • Condition: Fresh service, used
  • Bracelet length: 7.25 inches
Posted at
Oct 22, 2025, 8:14 PM
Active
[WTS] Omega Aqua Terra 41mm 220.10.41.21.03.004 - Blue Teak Dial - Price Reduced ‼️

Omega Aqua Terra 41mm 220.10.41.21.03.004 - Blue Teak Dial - Price Reduced ‼️

This Omega Aqua Terra features a stunning blue teak dial and is in overall very clean condition with some light marks on the crystal.

  • Condition: pretty good, light wear on bracelet, lugs, and clasp
  • Wrist size compatible: up to 7.25 inches
  • Payment methods accepted: bank wire, zelle, paypal (F&F)
Posted at
Oct 22, 2025, 4:31 PM
Active
[WTS] [US] Omega Seamaster Aqua Terra 150m Master Chronometer GMT - Complete Set 2023

[US] Omega Seamaster Aqua Terra 150m Master Chronometer GMT - Complete Set 2023

This Omega Seamaster Aqua Terra 150m Master Chronometer GMT is a complete set from 2023, featuring a 41mm case with a black dial and stainless steel bracelet.

  • Year: 2023
Posted at
Oct 22, 2025, 1:11 PM
Active
[WTS] Omega Seamaster Aqua Terra "Saffron"

Omega Seamaster Aqua Terra "Saffron"

Omega - 2201.0382012001 · $4,300
The Omega Seamaster Aqua Terra 'Saffron' is a beautiful watch with a saffron dial that sparkles in the light. It features a 38mm diameter dial and comes with box and papers.

  • Condition: Good, with typical hairline scratches
  • Case size: 38mm
  • Material: stainless steel
  • Crystal material: sapphire
Posted at
Oct 22, 2025, 11:51 AM
Active
[WTS] Omega Aqua Terra 2517.30

Omega Aqua Terra 2517.30

Omega - 2517.30.00 · $1,695
A timeless classic that perfectly blends sporty elegance with everyday versatility, featuring a silver dial and 39.2 mm case.

  • Condition: Excellent overall
  • Case dimensions: 39.2 mm x 46.5mm x 11mm
  • Lug width: 20mm
  • Case material: Stainless Steel
Posted at
Oct 22, 2025, 11:49 AM
Active
[WTS] Omega Seamaster Aqua Terra 2517.50.00 Black Dial 150M Mens Watch And Papers $1600

Omega Seamaster Aqua Terra 2517.50.00 Black Dial 150M Mens Watch And Papers $1600

Omega - 2517.50.00 · $1,600
This Omega Seamaster Aqua Terra features a black dial and is powered by a quartz movement. The case width is 39mm, and it has a stainless steel band.

  • Condition: Pre-owned, with little wear & marks
  • Case width: 39mm (without crown)
  • Band size: up to 19cm
Posted at
Oct 22, 2025, 7:19 AM
Active
[WTS] Omega Aqua Terra 38 Black Teak

Omega Aqua Terra 38 Black Teak

Omega - Aqua Terra 38 · $4,300
For Sale is an Omega Aqua Terra 38 black teak dial which is sold out online.

  • Purchase Date: late September
  • Payment Methods: PayPal GS or FF, Zelle, Venmo
Posted at
Oct 21, 2025, 11:04 PM
Active
[WTS] Omega Seamaster Aqua Terra 231.10.39 38.5mm Quartz Grey Teak FULL KIT  - $1,850

Omega Seamaster Aqua Terra 231.10.39 38.5mm Quartz Grey Teak FULL KIT - $1,850

Omega - 231.10.39 · $1,850
This Omega Seamaster Aqua Terra is a quartz movement watch with a Calibre OMEGA 4564 and features a steel case on an original steel Omega steel bracelet. It measures at 39mm and has a sapphire crystal.

  • Condition: Very good condition
  • Case size: 38.5mm diameter
  • Movement type: Quartz
  • Depth rating: 150m
Posted at
Oct 21, 2025, 9:35 PM
Active
[WTS] Omega Seamaster Aqua Terra 150 M – 38 mm (Ref. 220.10.38.20.03.005)

Omega Seamaster Aqua Terra 150 M – 38 mm (Ref. 220.10.38.20.03.005)

This Omega Seamaster Aqua Terra 150 M is a versatile timepiece that perfectly balances sportiness and sophistication, making it ideal for daily wear.

  • Condition: Very good condition with light surface scratches
  • Case size: 38mm diameter
  • Movement: Master Chronometer-certified automatic calibre 8800 with approximately 55 hours power reserve
  • Water resistance: 150m (15 ATM)
Posted at
Oct 21, 2025, 9:15 PM
Active