Omega Aqua Terra Seamaster Aqua Terra 150m Master Co-Axial 38.5 Red Gold / Grey / Bracelet
Reference 231.50.39.21.06.003
About this watch
The Seamaster Aqua Terra 150m Master Co-Axial is a masterclass in watchmaking, seamlessly combining elegance, functionality, and advanced technology. This timepiece exudes luxury and sophistication with its stunning grey dial and striking red gold case. The Omega caliber 8501 automatic movement features a Co-Axial escapement, reducing friction and enhancing accuracy. With a power reserve of 60 hours, this watch is built to perform in various conditions. Its water resistance of 150m makes it a practical tool for water lovers, while its comfort on the wrist ensures all-day wear without discomfort. This watch is incredibly versatile, suitable for formal occasions and rugged environments alike.
Key Features
- Automatic Omega caliber 8501 movement
- Co-Axial escapement for enhanced accuracy
- Water resistance of 150m
- Red gold case with 38.50 mm diameter
- Grey dial with stick and dot indexes
- Arrow-shaped hands for easy time-telling
- Open case back to showcase movement details
Specifications
- Brand
- Omega
- Family
- Aqua Terra
- Model
- Seamaster Aqua Terra 150m Master Co-Axial 38.5 Red Gold / Grey / Bracelet
- Reference
- 231.50.39.21.06.003
- Movement
- 8501
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Chronometer, Co-Axial Escapement
- Case
- Red Gold 38.5mm
- Dial Color
- Grey
- Crystal
- Sapphire
- Water Resistance
- 150
Current Listings

Omega Aqua Terra 8800 - Turquoise - 38mm - 220.10.38.20.03.005 ( new / 2025 )
The Omega Aqua Terra 8800 is a luxury watch with a 38mm stainless steel case, featuring the Omega 8800 calibre and a turquoise dial.
- Condition: Brand New
- Case Size: 38mm diameter
![[WTS] Forstner 20mm Model O Bracelet for Omega Seamaster, Aqua Terra, Railmaster, and Planet Ocean - NEW - $135](https://preview.redd.it/qbzwvt6w8pbf1.jpeg?auto=webp&s=075af9f7069ff7e82c406a31a4395d8bc83fc8b7)
Forstner 20mm Model O Bracelet for Omega Seamaster, Aqua Terra, Railmaster, and Planet Ocean - NEW - $135
路
$135
- Condition: New, never worn beyond sizing
- Watch compatibility: Omega Seamaster, Aqua Terra, Railmaster, Planet Ocean
![[WTS] Omega Seamaster Aqua Terra 38.5mm Automatic Calibre 8500 231.10.39.21.06.001](https://preview.redd.it/7komosus4pbf1.jpeg?auto=webp&s=f48e335f2eaedae047596b6a4577523564815fa3)
Omega Seamaster Aqua Terra 38.5mm Automatic Calibre 8500 231.10.39.21.06.001
This Omega Seamaster Aqua Terra is a 38.5mm watch featuring an automatic Calibre 8500 movement and comes with a 7.75 inch bracelet.
- Condition: Awesome condition
- Bracelet length: 7.75 inches
![[WTS]馃敟 Omega Seamaster Aqua Terra 150M Chronometer 2503.30 Automatic, Men鈥檚 39mm, $2150 SHIPPED !!! 馃敟](https://preview.redd.it/cd7uzec1mobf1.jpeg?auto=webp&s=7e2119d50441f199abcecbe96c84c9b7da72e616)
馃敟 Omega Seamaster Aqua Terra 150M Chronometer 2503.30 Automatic, Men鈥檚 39mm, $2150 SHIPPED !!! 馃敟
The Omega Seamaster Aqua Terra 150M Chronometer is a user-friendly watch with a clean and straightforward design, featuring a silver dial, automatic movement, and 150m water resistance.
- Condition: Good, Perfect timekeeping
- Case Material: Stainless Steel
- Glass: Scratch resistant Sapphire
- Caseback: Display
![[WTS] REPOST AND REDUCED, OMEGA Dynamic 5250.50, REF 166.0310, Uncle Straps Aqua Terra inspired bracelet, with gorgeous aftermarket brown strap, Omega buckle, ASKING $1265 ALL-IN TO BUYER VIA ZELLE, SHIPPED CONUS ONLY, INSURED, POTENTIALLY EXPEDITED](https://preview.redd.it/84xd4bdc6jbf1.jpg?width=640&crop=smart&auto=webp&s=efbfa39fa6a6257addb222adc9d23931b2aec5d3)
REPOST AND REDUCED, OMEGA Dynamic 5250.50, REF 166.0310, Uncle Straps Aqua Terra inspired bracelet, with gorgeous aftermarket brown strap, Omega buckle, ASKING $1265 ALL-IN TO BUYER VIA ZELLE, SHIPPED CONUS ONLY, INSURED, POTENTIALLY EXPEDITED
- Condition: Pre-owned, serviced in late 2023
- Case Diameter: 36.5MM
- Lug To Lug: 42MM
- Thickness: 9.3MM
![[WTS] REDUCED - Omega Seamaster Aqua Terra 150M Co-axial 30mm 231.10.30.20.02.001](https://preview.redd.it/6st8nvgpbhbf1.jpg?width=640&crop=smart&auto=webp&s=b17f2e1c3dd4d9beb117385993ed9d60cc9cbbd5)
REDUCED - Omega Seamaster Aqua Terra 150M Co-axial 30mm 231.10.30.20.02.001
The Omega Seamaster Aqua Terra 150M is a 30mm automatic watch with a white teak striped dial, powered by the OMEGA Co-Axial calibre 8520. This certified chronometer features a transparent caseback and was purchased new in 2020.
- Condition: Near New/Mint Condition
- Diameter: 30mm
- Depth rating: 150m
![[WTS] Omega Aqua Terra 38.5mm 馃敟Lowest on Market馃嚭馃嚫 $1,799 馃暐 High Precision Quartz](https://preview.redd.it/0j1i0tchzbbf1.jpg?width=640&crop=smart&auto=webp&s=3d2780bdf9e528718fa007f2fed8c8b355ef8e9d)