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

Omega Seamaster Aqua Terra 220.10.41.21.03.005 Blue Steel Mens
This Omega Seamaster Aqua Terra is a men's watch featuring a blue steel finish. It comes with its original boxes, books, and chrono cards, but unfortunately does not include the warranty card.
- Condition: Excellent condition
- Boxes included: true

Omega Aqua Terra 8800 - 38mm - Lacquer Black - 220.10.38.20.01.004 ( new )
This Omega Aqua Terra 8800 is a 38mm stainless steel watch with a Lacquer Black dial, complete with all original boxes, papers, and accessories.
- Condition: Brand new
- Case size: 38mm diameter
- Movement type: Master Chronometer Movement

Omega Aqua Terra 150M - Grey - 38.5mm - 231.10.39.60.06.001 ( excellent )
This Omega Aqua Terra 150M is a 38.5mm Grey Dial Quartz Movement watch on a stainless steel bracelet.
- Condition: Excellent
- Case size: 38.5mm diameter
- Movement type: Quartz
Omega Seamaster Aqua Terra Master Chronometer GMT Worldtimer 150M
The Omega Seamaster Aqua Terra Master Chronometer GMT Worldtimer is a 43mm stainless steel watch with a green ceramic bezel and a stainless steel bracelet. It features a domed scratch-resistant sapphire crystal and an automatic Calibre 8938 movement.
- Condition: Mint
- Case size: 43mm
- Water resistance: 150M
Omega Seamaster - Aqua Terra - 220.10.41.21.01.001 - Black - 41mm - Mint
This Omega Seamaster Aqua Terra features a black dial and 41mm case size.
- Condition: Pre-Owned, Mint
- Case diameter: 41mm
- Movement type: Automatic
- Bracelet material: Stainless Steel
Omega Seamaster Aqua Terra - 231.13.43.22.02.004 - White w. Rose Gold Markers
This Omega Seamaster Aqua Terra is a modern, automatic GMT watch with date display and features a white dial with rose gold markers.
- Condition: Pre-Owned (Excellent Grade)
- Case Size: 43mm x 51mm
- Bracelet Type: Generic Brown Strap w. Tang Buckle
- Material: Stainless Steel
Omega Seamaster Aqua Terra - 220.10.41.21.01.001 - Black - Steel - 41mm - Mint
This Omega Seamaster Aqua Terra is a pre-owned mint condition watch with a black dial and 41mm case size, featuring an automatic movement and stainless steel bracelet.
- Condition: Pre-Owned Grade: Mint
- Case Size: 41mm diameter
- Bracelet Type: Stainless Steel
- Dial Color: Black

Omega Seamaster Aqua Terra 150M - 220.10.41.21.10.001
The Omega Seamaster Aqua Terra is a luxury watch designed for transitioning from sea to land, featuring a sun-brushed green dial with a horizontal 'teak' pattern, date window at the 6 o'clock position, and METAS-certified 8900 movement with a 60-hour power reserve.
- Condition: Excellent condition
- Case Size: 41mm
- Water Resistance: 150m (500 ft.)
- Movement: METAS certified 8900 movement
Omega Seamaster Aqua Terra 231.10.42.21.03.003
This Omega Seamaster Aqua Terra features a blue teak-patterned dial, stainless steel case, and automatic Co-Axial movement (Caliber 8500) with 150m water resistance.
- Condition: preowned but very good with minimal signs of wear
- Case size: 41.5mm
- Water resistance: 150m
- Crystal material: sapphire