Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Red Gold / MOP / Bracelet

Reference 231.20.30.20.55.001

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 30 is a luxury watch that combines exquisite craftsmanship with robust functionality, featuring a harmonious blend of stainless steel and red gold, an elegant Mother of Pearl (MOP) dial, and impressive specifications. With its stunning design, reliable movement, and impressive water resistance, it's a versatile choice for both land and sea. The MOP dial is a standout feature, showcasing a beautiful play of colors that changes with light, while the gem-set indexes add a touch of glamour. The watch boasts a certified chronometer movement, ensuring accurate timekeeping, and features an automatic movement with a power reserve of 50 hours. Its comfort is also noteworthy, feeling lightweight yet sturdy on the wrist, making it perfect for everyday wear.
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Key Features

  • Omega Caliber 8520 automatic movement
  • Certified chronometer by COSC
  • Water resistance up to 150 meters
  • Mother of Pearl (MOP) dial with gem-set indexes
  • Arrow-shaped hands for easy readability
  • Open case back for viewing the movement
  • Harmonious blend of stainless steel and red gold materials

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Red Gold / MOP / Bracelet
Reference
231.20.30.20.55.001
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
30mm
Dial Color
White
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Seamaster Aqua Terra 150M “James Bond Spectre” LE | 41.5MM Blue Dial | 231.10.42.21.03.004 | $5,650 shipped

Omega Seamaster Aqua Terra 150M “James Bond Spectre” LE | 41.5MM Blue Dial | 231.10.42.21.03.004 | $5,650 shipped

This Omega Seamaster Aqua Terra 150M James Bond Spectre features a blue dial and is available for sale on a steel bracelet, complete with an Omega travel case and service history card.

  • Condition: Very good condition with minimal wear
  • Bracelet material: Steel
  • Case size: 41.5MM
Posted at
May 22, 2026, 9:38 PM
Active
[WTS] Omega Seamaster Aqua Terra 38.5mm Full Set

Omega Seamaster Aqua Terra 38.5mm Full Set

2018 Omega Seamaster Aqua Terra 150M 38.5MM in black with a teak dial.

  • Condition: Very good condition
  • Case Size: 38.5mm diameter
  • Water Resistance: 150m depth rating
Posted at
May 22, 2026, 7:55 PM
Active
[WTS] 🔥 Only one in stock in the US! 2022 Beijing Olympics Special Edition: Omega Seamaster Aqua Terra 220.10.41.21.03.003

🔥 Only one in stock in the US! 2022 Beijing Olympics Special Edition: Omega Seamaster Aqua Terra 220.10.41.21.03.003

This Omega Seamaster Aqua Terra is a 2022 Beijing Olympics Special Edition with a 41 mm stainless steel case and METAS Certified Calibre 8900 automatic movement.

  • Condition: Pre-owned, exceptional condition
  • Case material: Stainless steel
  • Case size: 41mm diameter
  • Movement type: Automatic
Posted at
May 22, 2026, 6:46 PM
Active
[WTS]🔥OMEGA SEAMASTER AQUA TERRA TURQUOISE 41MM MINT🔥

🔥OMEGA SEAMASTER AQUA TERRA TURQUOISE 41MM MINT🔥

a mint condition Omega Seamaster Aqua Terra 41mm in turquoise.

  • Condition: Mint
Posted at
May 22, 2026, 4:31 PM
Active
[WTS] Omega Seamaster Aqua Terra 150m Blue 231.10.42.21.03.003

Omega Seamaster Aqua Terra 150m Blue 231.10.42.21.03.003

This Omega Seamaster Aqua Terra 150m Blue is a pre-owned watch that comes in the original configuration, including a 7.5" bracelet.

  • Condition: Like new
  • Bracelet size: 7.5"
  • Depth rating: 150m
Posted at
May 22, 2026, 2:35 PM
Active
[WTS] 2025 Omega Seamaster Aqua Terra Green 220.10.41.21.10.001 41mm Full Set - $4,995

2025 Omega Seamaster Aqua Terra Green 220.10.41.21.10.001 41mm Full Set - $4,995

This is a 2025 Omega Seamaster Aqua Terra Green, featuring a 41mm case size.

  • Condition: Excellent condition with minimal signs of wear
  • Case Size: 41mm diameter
  • Year: 2025
Posted at
May 21, 2026, 7:32 PM
Active
[WTS] Omega Seamaster Aqua Terra Co-Axial - 41mm Turquoise Blue - 2025 Full Set - 220.10.41.21.03.006 - $5,650

Omega Seamaster Aqua Terra Co-Axial - 41mm Turquoise Blue - 2025 Full Set - 220.10.41.21.03.006 - $5,650

This stunning Omega Seamaster Aqua Terra features a Turquoise Blue dial and is the 41mm version, sitting nicely on the wrist.

  • Condition: Mint condition
  • Size: 41mm diameter
  • Warranty Until: 2029
Posted at
May 21, 2026, 6:32 PM
Active
[WTS] 36mm Omega Seamaster Aqua Terra Automatic Co-Axial 2504.30 - $2500 SHIPPED

36mm Omega Seamaster Aqua Terra Automatic Co-Axial 2504.30 - $2500 SHIPPED

Omega - 2504.30 · $2,500
This is a 36mm Omega Seamaster Aqua Terra featuring an automatic co-axial movement, striking silver sunburst dial, and applied indexes.

  • Condition: Good overall condition with normal wear on case and bracelet
  • Movement: automatic co-axial 2500
  • Bracelet size compatibility: up to 7.25" wrist
  • Case diameter: 36mm
Posted at
May 21, 2026, 6:07 PM
Active
[WTS] Omega Seamaster Aqua Terra 38.5mm White Teak Dial Ref. 231.10.39.21.02.001 | Box & Instrucstions | Fresh Service | $2,899 Shipped

Omega Seamaster Aqua Terra 38.5mm White Teak Dial Ref. 231.10.39.21.02.001 | Box & Instrucstions | Fresh Service | $2,899 Shipped

This Omega Seamaster Aqua Terra features a beautiful white teak-pattern dial with applied faceted indices and signature blue accents, making it a clean and versatile timepiece that works equally well as a daily wearer or dressier option. The watch has been freshly serviced and is running strong with excellent timegrapher performance.

  • Condition: Very good overall, light signs of honest wear consistent with age
  • Case size: 38.5mm
  • Lug-to-lug: 46mm
  • Thickness: 12.8mm
Posted at
May 21, 2026, 11:45 AM
Active