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 Aqua Terra 41mm 220.10.41.21.03.004 - Blue Teak Dial - Price Reduced ‼️](https://preview.redd.it/8tx3qcdk2iyf1.jpg?width=640&crop=smart&auto=webp&s=2fb0dcc45fa72b97374a092c362decaf0233beb9) 
                    Omega Aqua Terra 41mm 220.10.41.21.03.004 - Blue Teak Dial - Price Reduced ‼️
                            
                                This is an Omega Aqua Terra 41mm watch with a blue teak dial that functions perfectly.
                                                       
                            
                    
                    
                    
                - Condition: pretty good, light wear on bracelet and lugs
- Case size: 41mm
- Wrist fit: up to 7.25 inches
![[WTS] Omega Seamaster Aqua Terra 41mm (220.12.41.21.02.002) – Full Set (Sept 2025)](https://external-preview.redd.it/sv1-rCOCKzrTK9wiVLQ3oZ_MyOK2kyRbTkLWMTbsOMs.jpg?auto=webp&s=20d27595bde42ba5a1f1eb6bca9663c3c7ca384a) 
                    Omega Seamaster Aqua Terra 41mm (220.12.41.21.02.002) – Full Set (Sept 2025)
                            
                                This Omega Seamaster Aqua Terra 41mm is a brand new, unused watch with a white dial and orange accent. It comes with the full set, including OEM rubber strap, inner/outer boxes, cards, and manual.
                                                       
                            
                    
                    
                    
                - Condition: Like new with minimal signs of wear
- Warranty: 5-year full warranty from Omega
- Set included: Full set including inner/outer boxes, three cards (Pictogram, Master Chronometer, Warranty), and manual
![[WTS] (2008) Full Set Omega Seamaster Aqua Terra 2504.30 Silver Dial Automatic First Generation 36mm $2,600](https://preview.redd.it/5xceqkgqyeyf1.jpg?width=640&crop=smart&auto=webp&s=663fa642105b0d5e04b2fc644f0cb22bd7dbe498) 
                    (2008) Full Set Omega Seamaster Aqua Terra 2504.30 Silver Dial Automatic First Generation 36mm $2,600
                            
                                A first generation 2008 Omega Seamaster Aqua Terra in excellent condition with a silver dial and automatic movement.
                                                       
                            
                    
                    
                    
                - Condition: Freshly polished, recently serviced
- Case size: 36mm
- Diameter: 36mm
![[WTS] Omega Seamaster Aqua Terra 2504.50 36mm Black Dial $2400](https://preview.redd.it/ajhrrb5zjeyf1.jpg?width=640&crop=smart&auto=webp&s=dac40f297d04438ea97eced2a3ae258fa1eecdc7) 
                    Omega Seamaster Aqua Terra 2504.50 36mm Black Dial $2400
                            
                                The Omega Seamaster Aqua Terra is a luxury watch featuring a black dial and 36mm case size.
                                                       
                            
                    
                    
                    
                - Condition: Excellent
- Movement: 2500c
- Case Size: 36mm
![[WTS] Omega Turquoise Aqua Terra 38mm Unworn 12/24 Warranty](https://preview.redd.it/t8rss7kpzayf1.jpg?width=640&crop=smart&auto=webp&s=02b2eb298f72fe2c89ab72bd8fb3173a1d38119d) 
                    Omega Turquoise Aqua Terra 38mm Unworn 12/24 Warranty
                            
                                This Omega Seamaster Aqua Terra features a stunning turquoise gradient dial and is powered by the excellent Master Chronometer movement, making it a fantastic everyday watch.
                                                       
                            
                    
                    
                    
                - Condition: Excellent, unworn
- Movement Type: Master Chronometer Calibre 8800
- Power Reserve: 55 hours
- Water Resistance: 150m (500ft)
![[WTS] Omega Seamaster Aqua Terra Co-Axial 42mm 231.10.42.21.06.001 Gray](https://preview.redd.it/2mudrr6g0byf1.jpg?width=640&crop=smart&auto=webp&s=7e6b50b253ce50410e7a001dd78a91e5922f6977) 
                    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 available for sale.
                                                       
                            
                    
                    
                    
                - Condition: Fresh, serviced
- Bracelet length: 7.25 inches
![[WTS] Omega Aqua Terra 2503.50.00 Automatic Black 39.2mm (Fresh Complete Service & New Crystal!)](https://preview.redd.it/vs4wlwhgm4yf1.jpg?width=640&crop=smart&auto=webp&s=017cd5d7c7c9ae50f7f6dbbdf62c5715767324f7) 
                    ![[WTS] OMEGA Seamaster Aqua Terra 38mm Shades "Saffron" Orange 220.10.38.20.12.001 2023](https://preview.redd.it/76ttbmrzb4yf1.jpg?width=640&crop=smart&auto=webp&s=99bae5cc794211ab302f51723396ba6b9d4af1cf) 
                     
                            ![[WTS] Omega Seamaster Aqua Terra 150m 38mm Green Teak Dial 220.10.38.20.10.003](https://preview.redd.it/a5f3cz4w83yf1.jpg?width=640&crop=smart&auto=webp&s=9dca86ce692eee3b1a5d67dc345c15afdb2cbf78)