Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Red Gold / Grey
Reference 231.53.39.22.06.001
About this watch
The Omega Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Red Gold / Grey is a masterpiece that embodies sophistication and practicality. Its stunning design blends elegance with functionality, making it perfect for anyone who appreciates fine craftsmanship and desires a watch that can transition seamlessly between different facets of life. With its exquisite red gold case, grey dial, and arrow-shaped hands, this timepiece is a statement piece that's both stylish and practical. The annual calendar feature requires adjustment only once a year in February, showcasing Omega's commitment to innovation and user-friendliness. Certified as a chronometer, the caliber 8611 movement promises accuracy and reliability, with a power reserve of 60 hours and a frequency of 25,200 vibrations per hour. Protected by a sapphire crystal, the dial is resistant to scratches, ensuring that your watch retains its pristine appearance for years to come. The Omega Seamaster Aqua Terra is versatile enough for underwater adventures, with a water resistance rating of 150 meters, making it suitable for casual aquatic activities while still maintaining a refined aesthetic for formal occasions.
Key Features
- Omega caliber 8611 automatic movement
- Red gold case and bracelet
- Grey dial with stick and dot indexes
- Sapphire crystal protection
- Annual calendar feature
- Certified chronometer
- 150 meters water resistance
Specifications
- Brand
- Omega
- Family
- Aqua Terra
- Model
- Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Red Gold / Grey
- Reference
- 231.53.39.22.06.001
- Movement
- 8611
- Movement Features
-
- Hours, Minutes, Seconds
- Date, Annual Calendar, Month
- Chronometer, Co-Axial Escapement
- Case
- Red Gold 38.5mm
- Dial Color
- Grey
- Crystal
- Sapphire
- Water Resistance
- 150
Current Listings

Omega Aqua Terra 8900 - 41mm - Grey / Blue - 220.12.41.21.06.001 (new / 2025)
Aqua Terra 8900 41mm Gray Dial on Blue Rubber Strap, complete with all boxes and papers.
- Condition: Brand new
- Case material: Stainless Steel
- Movement caliber: Master Chronometer Movement
- Shipping cost international: $150

Omega Aqua Terra 8800 - Summer Blue - 38mm - 220.10.38.20.03.004 ( new )
The Omega Aqua Terra 8800 is a Master Chronometer movement watch with a stainless steel case and summer blue dial, available on a bracelet.
- Condition: Brand new
- Case size: 38mm
- Movement type: Master Chronometer

2015 Omega Aqua Terra Ref. 231.13.39.21.03.001 with Box & Papers
This iconic previous generation Seamaster Aqua Terra honors maritime heritage with a dial inspired by luxury sailboat decks, featuring a sun-brushed, lacquered blue Vertical Teak dial and a 38.5mm stainless steel case.
- Condition: Excellent (little to no signs of wear)
- Movement: Automatic
- Case width: 38.5mm
- Strap length: 7.50"