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.
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 2504.30.00 - Silver Dial – 36mm Co-Axial Chronometer – $2,250 USD](https://preview.redd.it/gk1iojdrneye1.jpg?width=640&crop=smart&auto=webp&s=64d4c305afb67dcecf99190053c16405ae34bd92)
Omega Seamaster Aqua Terra 2504.30.00 - Silver Dial – 36mm Co-Axial Chronometer – $2,250 USD
A classic and elegant Omega Seamaster Aqua Terra with a silver dial, Co-Axial Caliber 2500 movement, and a 36mm case size.
- Condition: like new
- Movement: Omega Caliber 2500 (Co-Axial automatic chronometer)
- Accuracy: -1 to -2 sec/day face up
- Case size: 36.2mm diameter
![[WTS] Omega Seamaster Aqua Terra World TImer 220.12.43.22.03.001 2021 $6550](https://preview.redd.it/4ylyih7uxbye1.jpg?width=640&crop=smart&auto=webp&s=ab584cd053755c494b07780e559e054e634f164d)
Omega Seamaster Aqua Terra World TImer 220.12.43.22.03.001 2021 $6550
This is a Omega Seamaster Aqua Terra World Timer, dated 2021, with a full set including box and warranty card.
- Condition: Very lightly used with some light scratches on the bezel and case.
- Year Of Manufacture: 2021
- Set Included: Full set with box and warranty card
- Shipping Location: Singapore
![[WTS] Omega Seamaster Aqua Terra 2503.33 | Blue Indices $2,650](https://preview.redd.it/14fd7udh59ye1.jpg?width=640&crop=smart&auto=webp&s=f62d06c2bd7664564d4d80fac805e15454c20877)
Omega Seamaster Aqua Terra 2503.33 | Blue Indices $2,650
The Omega Seamaster Aqua Terra features a white dial paired with blue indices and is powered by the reliable 2500-series co-axial chronometer movement.
- Condition: Preowned - Good
- Diameter: 39mm
- Movement: Co-axial chronometer movement (2500-series)
- Year: ~2006

Omega Aqua Terra 8900 - 41mm - Blue Dial - 220.10.41.21.03.004 (unworn / 2025)
This Omega Aqua Terra 8900 is a 41mm stainless steel watch with a blue dial, featuring a master chronometer movement. It comes complete with all original boxes and papers.
- Condition: Unworn
- Case material: Stainless Steel
- Movement type: Master Chronometer
![[WTS] Omega Seamaster Aqua Terra 220.10.41.21.06.001 $3250](https://external-preview.redd.it/fCRQzSc1bIYid1m91ksBJPwvQGrbRo46KKsaEns25jI.jpeg?auto=webp&s=1215450a2158c0d364f74e470b1ee64e00477c9c)
Omega Seamaster Aqua Terra 220.10.41.21.06.001 $3250
This Omega Seamaster Aqua Terra is a 41mm stainless steel watch featuring an Omega Calibre 8900 movement, 60 hour power reserve, and 150m water resistance. It's available for purchase in a unique colorway.
- Condition: Very good with light wear on the case and bracelet
- Case size: 41mm diameter
- Thickness: 13.2mm
- Water resistance: 150m
![[WTS] Omega Seamaster Aqua Terra James Bond 'Spectre' Limited Edition](https://external-preview.redd.it/bGFmc3hrNTl5NnllMR7sRx5bYf-Va5cxGqsH9ReXPMjT9iqGCtbeO8f3mIRC.png?format=pjpg&auto=webp&s=edcf99c483d41fbbeb16c70648c2310b790cffaf)
Omega Seamaster Aqua Terra James Bond 'Spectre' Limited Edition
This Omega Seamaster Aqua Terra James Bond 'Spectre' Limited Edition watch is a unique and dynamic timepiece inspired by the Bond coat of arms, featuring a yellow seconds hand and distinctive dial pattern. It comes with an automatic movement and various premium features.
- Condition: Unworn
- Case size: 41.5mm diameter
- Movement type: Automatic
- Water resistance: 150m
![[WTS] Omega Seamaster Aqua Terra Ref 2518.50 36mm - $1500 SHIPPED](https://preview.redd.it/as9y3gh030ye1.jpeg?auto=webp&s=92352209b035fd1bfad3cd68fdfa2ded703bfb20)
Omega Seamaster Aqua Terra Ref 2518.50 36mm - $1500 SHIPPED
Up for sale is my Omega Seamaster Aqua Terra ref 2518.50 in good condition. This watch measures at 36mm and has a Calibre OMEGA 1538 quartz movement.
- Condition: Good condition with normal wear on case and bracelet
- Case size: 36mm
- Movement type: Quartz
- Bracelet length: up to 7.75"
WTS Mint Omega Seamaster 41.5mm Aqua Terra 150m White Linear Dial Master Co-Axial 231.10.42.21.02.003 Complete!
A 41.5mm Aqua Terra watch with a white linear dial and 150m water resistance, powered by the Calibre 8500 self-winding movement.
- Condition: Mint Condition
- Movement: Calibre 8500 Self-Winding Master Co-axial
- Water Resistance: 150m
- Case Size: 41.5mm