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.
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MSRP: $14,300
Market Price: $7,351

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

[WTS] Omega Seamaster Aqua Terra 231.10.39 38.5mm Quartz White Dial  - $1,890

Omega Seamaster Aqua Terra 231.10.39 38.5mm Quartz White Dial - $1,890

This is a Omega Seamaster Aqua Terra watch with a quartz movement and a white dial, measuring 38mm in diameter.

  • Condition: Very good condition for its age, with minimal marks/hairlines
  • Case size: 38mm
  • Movement: Omega 1538 quartz
Posted at
Mar 31, 2026, 10:01 PM
Active
[WTS] Omega Seamaster Aqua Terra 231.10.39 38.5mm Grey Teak Quartz, Box and Papers - $1,999

Omega Seamaster Aqua Terra 231.10.39 38.5mm Grey Teak Quartz, Box and Papers - $1,999

This Omega Seamaster Aqua Terra is a great condition quartz watch measuring at 38mm, featuring an Omega 1538 movement, steel case, and original Omega steel bracelet.

  • Condition: Very good condition for its age
  • Case size: 38mm diameter
  • Movement type: quartz
Posted at
Mar 31, 2026, 9:28 PM
Active
[WTS] Omega Seamaster Aqua Terra Worldtimer “Summer Blue”

Omega Seamaster Aqua Terra Worldtimer “Summer Blue”

This Omega Seamaster Aqua Terra Worldtimer features a stunning 'Summer Blue' dial with a laser-ablated topographic map of the continents, making it one of the most visually impressive modern Omega pieces.

  • Condition: Brand new old stock and unworn
  • Diameter: 43mm
Posted at
Mar 31, 2026, 4:59 PM
Active
[WTS] Omega Seamaster Aqua Terra 150M 41.5MM 231.10.42.21.01.002 | 2018 Box and Papers

Omega Seamaster Aqua Terra 150M 41.5MM 231.10.42.21.01.002 | 2018 Box and Papers

A 2018 Omega Seamaster Aqua Terra 150M in excellent condition, featuring a 41.5mm case size and a manual movement.

  • Condition: Excellent Pre-Owned Condition
  • Case Size: 41.5mm diameter
  • Water Resistance: 150m depth rating
  • Serial Match: serial on case matches card on movement
Posted at
Mar 30, 2026, 9:25 PM
Active
[WTS] Omega Aqua Terra Shades Bay Green 38mm $5199

Omega Aqua Terra Shades Bay Green 38mm $5199

Omega - 22010382010002 · $5,199
Up for sale is a 38mm Omega Aqua Terra Shades in the Bay Green colorway, nearly new with almost the full warranty leftover.

  • Condition: nearly new
  • Case size: 38mm
  • Warranty status: nearly full
  • Missing items: pictogram card
Posted at
Mar 30, 2026, 6:51 PM
Active
[WTS] Omega Seamaster Aqua Terra 150M "SPECTRE" James Bond Limited Edition - 231.10.42.21.03.004

Omega Seamaster Aqua Terra 150M "SPECTRE" James Bond Limited Edition - 231.10.42.21.03.004

This Omega Seamaster Aqua Terra 150M 'SPECTRE' James Bond Limited Edition is a unique timepiece featuring a blue PVD dial and nods to 007 heritage, including the Bond family coat of arms on the dial and oscillating weight.

  • Condition: Great condition with minor signs of wear
  • Case diameter: 41.5mm
  • Water resistance depth rating: 150m (500ft)
  • Crystal type: Sapphire with AR treatment on both sides
Posted at
Mar 28, 2026, 11:43 PM
Active
[WTS] Omega Seamaster Aqua Terra 231.10.42.21.02.001 - Price Reduced!

Omega Seamaster Aqua Terra 231.10.42.21.02.001 - Price Reduced!

This Omega Seamaster Aqua Terra is a 41.5mm watch in great condition, featuring a white dial and excellent timegrapher results.

  • Condition: Pre-owned, very clean with light wear throughout
  • Size: 41.5mm diameter
Posted at
Mar 28, 2026, 6:19 PM
Active
[WTS] 2023 Omega Seamaster Aqua Terra Silver Dial 41mm 220.10.41.21.02.001 - Full Set

2023 Omega Seamaster Aqua Terra Silver Dial 41mm 220.10.41.21.02.001 - Full Set

Omega - 220.10.41.21.02.001 · $10,900
2023 Omega Seamaster Aqua Terra Silver Dial 41mm, available for sale.

  • Case material: Stainless Steel
  • Bracelet material: Stainless Steel
Posted at
Mar 28, 2026, 2:12 PM
Active
Omega Aqua Terra 8800 - 38mm - Lacquer Black - 220.10.38.20.01.004 ( new )

Omega Aqua Terra 8800 - 38mm - Lacquer Black - 220.10.38.20.01.004 ( new )

Up for sale is a brand new Omega Aqua Terra 8800 38mm with Lacquer Black Dial, reference # 220.10.38.20.01.004.

  • Condition: Brand new
  • Case size: 38mm
  • Movement type: Master Chronometer Movement
Posted at
Apr 3, 2025, 3:15 PM
Active