Omega Aqua Terra Seamaster Aqua Terra 150M Master Chronometer 38 Stainless Steel / Sedna Gold / Grey / Bracelet
Reference 220.20.38.20.56.001
About this watch
The Omega Seamaster Aqua Terra 220.20.38.20.56.001 is a luxurious timepiece that embodies precision, elegance, and innovation. Crafted from stainless steel and Sedna gold, its striking design exudes luxury without being over the top. The grey dial with subtle texture and gem-set indexes shines beautifully under any light, while the open case back showcases the intricate Omega caliber 8800 movement within. This self-winding masterpiece is equipped with a Co-Axial escapement, reducing friction and enhancing accuracy, and boasts a Master Chronometer certification for superior resistance to magnetic fields up to 15,000 gauss. With a water resistance of 150 meters and durable materials, this watch is built for both aquatic adventures and daily wear. Its comfortable and adjustable bracelet complements the case beautifully, making it a versatile accessory suitable for various occasions. The Omega Seamaster Aqua Terra 220.20.38.20.56.001 is a worthy investment for those who appreciate style, functionality, and precision.
Key Features
- Omega caliber 8800 movement with Co-Axial escapement
- Master Chronometer certification up to 15,000 gauss
- Water-resistant up to 150 meters
- Sedna gold and stainless steel construction
- Comfortable and adjustable bracelet
- Grey dial with gem-set indexes and subtle texture
Specifications
- Brand
- Omega
- Family
- Aqua Terra
- Model
- Seamaster Aqua Terra 150M Master Chronometer 38 Stainless Steel / Sedna Gold / Grey / Bracelet
- Reference
- 220.20.38.20.56.001
- Movement
- 8800
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Chronometer, Co-Axial Escapement
- Case
- 38mm
- 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"