Omega Aqua Terra Seamaster Aqua Terra 150m Co-Axial 41.5 Stainless Steel / Black / >15'000 Gauss
Reference 231.12.42.21.01.001
About this watch
The Omega Seamaster Aqua Terra 150m Co-Axial 41.5 is a marvel of engineering and design, blending style with functionality. This watch features a sleek black dial, stick and dot indexes, and arrow hands that add a sporty touch while ensuring easy readability. The stainless steel case is durable and elegant, protected by a sapphire crystal that showcases the intricate workings of the Omega caliber 8508 movement. Certified chronometer quality, this automatic movement meets strict precision standards and features Omega’s Co-Axial escapement, reducing friction and enhancing longevity. With a water resistance of up to 150 meters, this watch is ready for action, whether you’re snorkeling in the ocean or caught in the rain. Its versatility allows it to adapt to various occasions with ease, making it a true chameleon in the world of horology. Comfort is paramount when wearing a watch, and the Aqua Terra does not disappoint, with a balanced weight that makes it a joy to wear throughout the day.
Key Features
- Omega caliber 8508 movement
- Certified chronometer quality
- Water resistance up to 150 meters
- Sapphire crystal
- Stainless steel case and bracelet
- Co-Axial escapement
- 15,000 gauss magnetic field resistance
Specifications
- Brand
- Omega
- Family
- Aqua Terra
- Model
- Seamaster Aqua Terra 150m Co-Axial 41.5 Stainless Steel / Black / >15'000 Gauss
- Reference
- 231.12.42.21.01.001
- Movement
- 8508
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Chronometer, Co-Axial Escapement
- Case
- Stainless Steel 41.5mm
- Dial Color
- Black
- 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"