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 Seamaster Aqua Terra - Silver Wave - Box & Papers
The Omega Seamaster Aqua Terra is a striking watch with a silver wave dial, featuring a rhodium-plated case and indexes. It has a stainless steel case and bracelet, and comes with the Omega Master Co-Axial Calibre 8500 movement.
- Case size: 41.5mm
- Water resistance: 150M / 15 bar
- Depth rating: 150m
![[WTS][WTT] Omega Aqua Terra London Olympics - Chronograph - Sedna Gold *Price Drop*](https://external-preview.redd.it/MeKb7D56kBj-s5R2IPLEoKvwzomyZ1J6WsgYFWb5ezU.jpg?auto=webp&s=7e76ab9434a8d2c6bd10cd3824ba9a3777ce1ce2)
[WTT] Omega Aqua Terra London Olympics - Chronograph - Sedna Gold *Price Drop*
Omega Aqua Terra London Olympics Chronograph in Sedna Gold, with a reduced price making it a good value compared to similar models.
- Model Specs: available for lookup
![[WTS] Omega Seamaster Aqua Terra 2503.33 | Blue Indices $2,650](https://preview.redd.it/16mpqjpzd81f1.jpg?width=640&crop=smart&auto=webp&s=aeb3c5d2260387eca2376fc912394d56a93a9b39)
Omega Seamaster Aqua Terra 2503.33 | Blue Indices $2,650
The Omega Seamaster Aqua Terra features a white dial with blue indices and runs on the reliable 2500-series co-axial chronometer movement.
- Condition: Preowned - Good
- Movement: co-axial chronometer
- Size: 39mm diameter
- Serial Date: ~2006

Omega Aqua Terra 8900 - 41mm - Turquoise - 220.10.41.21.03.006 ( new / 2025 )
This Omega Aqua Terra 8900 features a 41mm stainless steel case, turquoise dial, and master chronometer movement.
- Condition: Brand new
- Case material: stainless steel
- Diameter: 41mm
![[WTS] Omega Seamaster Aqua Terra 220.10.41.21.06.001 $3100 REDUCED](https://preview.redd.it/u7yyarzdx51f1.jpg?width=640&crop=smart&auto=webp&s=215f1636d06b1c3251d2b93012655612887a600e)
Omega Seamaster Aqua Terra 220.10.41.21.06.001 $3100 REDUCED
This Omega Seamaster Aqua Terra is a unique addition to any collection, featuring a stunning colorway and perfect condition crystal.
- Condition: Very light wear on the case and bracelet, but perfect crystal condition
- Case size: 41mm
- Thickness: 13.2mm
- Movement: Omega Calibre 8900

Omega Aqua Terra 38 Shades Terracotta Box Papers Warranty 2023
This Omega Seamaster Aqua Terra features a 38mm stainless steel case with terracotta dial and polished bezel on SS bracelet, powered by the Omega In House Co-Axial Caliber 8800 METAS Certified Automatic Movement.
- Condition: Near Mint Condition (96%)
- Case size: 38mm
- Movement: In House Co-Axial Caliber 8800
- Depth rating: 150m/500ft

Pre-Owned Omega Seamaster Aqua Terra 220.10.41.21.03.001
A pre-owned Omega Seamaster Aqua Terra in 41mm stainless steel with blue dial, automatic movement, and 150m water resistance.
- Condition: 79% condition, marks on lugs, bezel, and case; 87% condition, slight marks on links and clasp
- Case size: 41mm diameter
- Water resistance: 150m depth rating
- Bracelet size: up to 7.25 inches
![[WTS] Spectacular Omega Seamaster Aqua Terra Worldtimer, ref. 220.12.43.22.03.001 (PRICE REDUCED!!)](https://preview.redd.it/j9kqormdqy0f1.jpg?width=640&crop=smart&auto=webp&s=cc66d9c80f600d8eff421172861fa872ccbb224b)
Spectacular Omega Seamaster Aqua Terra Worldtimer, ref. 220.12.43.22.03.001 (PRICE REDUCED!!)
This Omega Seamaster Aqua Terra Worldtimer is a stainless steel watch with a 43mm diameter blue dial and rubber strap.
- Condition: Good working condition, missing omega logo on the clasp
- Material: Stainless steel
- Case size: 43mm diameter
- Band material: Rubber
![[WTS] Omega Seamaster Aqua Terra - Silver Wave](https://preview.redd.it/c79m3nw7qy0f1.jpeg?auto=webp&s=4e67a88e02821cd94df617ac87b9402faa344bb8)
Omega Seamaster Aqua Terra - Silver Wave
This Omega Seamaster Aqua Terra features a 41.5mm stainless steel case with a silver wave dial, rhodium-plated hands and indexes, and is powered by the Omega Master Co-Axial Calibre 8500.
- Case Size: 41.5mm
- Water Resistance: 150m / 15 bar
- Power Reserve: 60 hours