Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Grey / Bracelet
Reference 231.20.39.21.06.001
About this watch
The Omega Aqua Terra 231.20.39.21.06.001 is a masterclass in luxury watchmaking, seamlessly blending elegance with functionality. Its stunning round case, crafted from stainless steel and red gold, exudes sophistication while its grey dial provides exceptional readability. The proprietary hands ensure smooth movement, making it perfect for everyday wear. At the heart of this timepiece lies the Omega caliber 8500 movement, a technical marvel that showcases Omega's commitment to innovation. With a water resistance rating of 150 meters, this watch is built for adventure and can handle the elements with ease. Whether you're in a board meeting or at a beach party, this watch fits right in, making it the ultimate accessory for anyone serious about horology.
Key Features
- 38.50mm Stainless Steel and Red Gold Case
- Sapphire Crystal Glass
- 150m Water Resistance
- Omega Caliber 8500 Movement
- Chronometer Certification
- Co-Axial Escapement for Reduced Friction
Specifications
- Brand
- Omega
- Family
- Aqua Terra
- Model
- Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Grey / Bracelet
- Reference
- 231.20.39.21.06.001
- Movement
- 8500
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Chronometer, Co-Axial Escapement
- Case
- 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"