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 1.3k

omega seamaster aqua terra 1.3k

Omega - 2518.50.00 · $1,300
This Omega Seamaster Aqua Terra is a 36mm model in good condition with some scratches and scuffs, but running great.

  • Condition: Good condition with some scratches and scuffs
  • Bracelet size: 6.5 in (wrist size)
  • Box/papers: No
Posted at
Oct 26, 2025, 11:19 AM
Active
[WTS] Omega Aqua Terra Annual Calendar 38.5mm 231.10.39.22.01.001 - 2020 Box and Papers

Omega Aqua Terra Annual Calendar 38.5mm 231.10.39.22.01.001 - 2020 Box and Papers

This Omega Aqua Terra Annual Calendar features a 38.5mm case, annual calendar functionality, and is in excellent pre-owned condition with slight wear on high polished parts.

  • Condition: Excellent Pre-Owned Condition
  • Box Condition: terrible condition
  • Service History: unknown; +8-10 s/d 300+ AMP
  • Length Links: 16.5 links
Posted at
Oct 24, 2025, 11:12 PM
Active
[WTS] Omega Aqua Terra 2518.50 w/ Box, Papers, Serviced in 2023

Omega Aqua Terra 2518.50 w/ Box, Papers, Serviced in 2023

Omega - 2518.50 · $1,999
The Omega Aqua Terra 2518.50 is a versatile travel watch with a quartz movement and 150m water resistance. It features a jumping hour hand for easy time zone switching and a screw-down crown. The watch has a slow date change that starts at approximately 8 PM and ends at midnight.

  • Condition: Used with some wear and tear
  • Movement Type: Quartz
  • Water Resistance: 150m
  • Bracelet Size Range: 6-7.25 inches
Posted at
Oct 24, 2025, 7:49 PM
Active
[WTS] Omega Aqua Terra 41mm - Turquoise with Ceramic Bezel

Omega Aqua Terra 41mm - Turquoise with Ceramic Bezel

The Omega Seamaster Aqua Terra 41mm features a turquoise fume dial with a black ceramic bezel, making it a refined and durable watch suitable for daily wear.

  • Condition: Great condition with hairline scratches along the side of the case and metal insert between the lugs
  • Diameter: 41mm
Posted at
Oct 24, 2025, 7:06 PM
Active
[WTS] Omega Seamaster Aqua Terra Worldtimer 43mm “Summer Blue” 220.12.43.22.03.002 - 2024 Full Set

Omega Seamaster Aqua Terra Worldtimer 43mm “Summer Blue” 220.12.43.22.03.002 - 2024 Full Set

2024 Omega Seamaster Aqua Terra Worldtimer 43mm in 'Summer Blue' condition, featuring a Master Chronometer certification.

  • Condition: Pre-owned with slight wear on case and buckle, faint hairlines on bezel
  • Case size: 43mm
  • Water resistance: 100m
  • Power reserve: +335 hours
Posted at
Oct 24, 2025, 1:49 AM
Active
[WTS] Omega Seamaster Aqua Terra 38.5mm Black Teak Dial - Full Set, Excellent Condition

Omega Seamaster Aqua Terra 38.5mm Black Teak Dial - Full Set, Excellent Condition

Selling my Omega Aqua Terra with a black teak-patterned dial, in excellent condition. It comes with the original box, papers, bracelet links, and receipt of purchase.

  • Condition: Excellent condition with light surface wear and keeping excellent time
  • Case Size: 38.5mm diameter
  • Movement: Omega Co-Axial Caliber 8500
  • Water Resistance: 150m depth rating
Posted at
Oct 23, 2025, 11:34 PM
Active
[WTs] 2024 Omega Aqua Terra 43 mm GMT from Japan NO DUTIES in the US now 7000 USD OBO + label. Will FT. Accepting Zelle/Wire/PayPal. PayPal automatically charges tax.

2024 Omega Aqua Terra 43 mm GMT from Japan NO DUTIES in the US now 7000 USD OBO + label. Will FT. Accepting Zelle/Wire/PayPal. PayPal automatically charges tax.

Omega - 43mm GMT · $7,000
A 2024 Omega Aqua Terra 43mm GMT watch from Japan, available for sale in the US without duties.

  • Shipping Method: FEDEX overnight fully insured
  • Shipping Location: local FEDEX store of your choice
Posted at
Oct 23, 2025, 10:00 PM
Active