Omega Aqua Terra Seamaster Aqua Terra 150M Master Co-Axial 34 Stainless Steel / Yellow Gold / MOP / Bracelet

Reference 231.20.34.20.55.002

About this watch

The Omega Seamaster Aqua Terra 231.20.34.20.55.002 is a masterclass in luxury watchmaking, blending elegance with functionality and precision. This stunning timepiece boasts a 34mm case size, crafted from stainless steel and yellow gold, giving it a luxurious feel. The mother-of-pearl (MOP) dial adds an ethereal quality, while the gem-set indexes shimmer subtly. The arrow-shaped hands ensure easy reading at a glance. With a predominantly white dial and yellow gold accents, this watch maintains a clean and classic aesthetic that can transition effortlessly from day to night. Underneath its stunning design lies the heart of the watch - its Omega caliber 8520 automatic movement. This chronometer boasts a 50-hour power reserve, precision accuracy, and Co-Axial escapement technology, ensuring smooth sweeping of the second hand. With a water resistance rating of 150 meters and scratch-resistant sapphire crystal, this watch is more than just a pretty face - it's a reliable companion for adventurous souls. The stainless steel and yellow gold bracelet is both sturdy and comfortable, making it perfect for everyday wear.
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Key Features

  • Omega caliber 8520 automatic movement
  • 50-hour power reserve
  • Chronometer precision accuracy
  • Co-Axial escapement technology
  • 150-meter water resistance
  • Sapphire crystal scratch-resistance
  • Stainless steel and yellow gold bracelet

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Master Co-Axial 34 Stainless Steel / Yellow Gold / MOP / Bracelet
Reference
231.20.34.20.55.002
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
34mm
Dial Color
White
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Seamaster Aqua Terra Quartz - 38.5mm - 231.10.39.60.02.001 - Price Reduced!

Omega Seamaster Aqua Terra Quartz - 38.5mm - 231.10.39.60.02.001 - Price Reduced!

This Omega Seamaster Aqua Terra Quartz is a simple yet elegant watch with a Caliber 4564 quartz movement and 38.5mm case, perfect for those who want a proven brand without the expense of an automatic movement.

  • Case size: 38.5mm
  • Movement type: quartz
  • Bracelet type: original
Posted at
Feb 15, 2026, 1:49 PM
Active
[WTS] 2025 Omega Aqua Terra 38m

2025 Omega Aqua Terra 38m

Omega - Aqua Terra 38mm · $4,750
This is a 2025 Omega Aqua Terra 38mm watch for sale. It's less than a year old and comes in good shape.

  • Condition: Good, with scratches on crystal and hairline scratches
  • Case size: 38mm diameter
  • Year: 2025
  • Box and papers included: Yes
Posted at
Feb 14, 2026, 10:34 PM
Active
[WTS] Omega Seamaster Aqua Terra – James Bond SkyFall – 38.5mm

Omega Seamaster Aqua Terra – James Bond SkyFall – 38.5mm

This Omega Seamaster Aqua Terra 'SKYFALL' is a James Bond edition watch with a blue teak dial as seen in the SkyFall scenes, featuring an automatic movement and stainless steel case.

  • Condition: Excellent
  • Movement: Omega Co-Axial 8500 calibre automatic movement
  • Case size: 38.5mm diameter
  • Water resistance: 150m
Posted at
Feb 14, 2026, 6:22 PM
Active
[WTS] Omega Seamaster Aqua Terra Quartz 231.10.39.60.06.001 $2,299

Omega Seamaster Aqua Terra Quartz 231.10.39.60.06.001 $2,299

The Omega Seamaster Aqua Terra Quartz is a highly regarded, all-around luxury watch that can seamlessly transition from formal events to casual wear.

  • Condition: Excellent pre-owned condition
  • Case Diameter: 38.5mm diameter
  • Lug Width: 19mm lug width
  • Lug To Lug: 45.4mm length of lugs
Posted at
Feb 14, 2026, 2:19 PM
Active
[WTS] Omega Seamaster Aqua Terra 41mm White 220.10.41.21.02.001 2024 Full Set - $5,095

Omega Seamaster Aqua Terra 41mm White 220.10.41.21.02.001 2024 Full Set - $5,095

This Omega Seamaster Aqua Terra White is a 2024 model with minimal signs of wear and in excellent working condition, having been thoroughly tested on a timegrapher.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2024
  • Contents: full set including watch, inner & outer box, card holder, international warranty card, master chronometer card, pictograms card
Posted at
Feb 14, 2026, 12:11 PM
Active
[WTS] Omega Seamaster Aqua Terra 2023 41mm Grey 220.10.41.21.06.001 Full Set - $5,495

Omega Seamaster Aqua Terra 2023 41mm Grey 220.10.41.21.06.001 Full Set - $5,495

This Omega Seamaster Aqua Terra Grey is a 2023 model, featuring a 41mm case.

  • Condition: Excellent condition with minimal signs of wear
  • Case Size: 41mm diameter
Posted at
Feb 14, 2026, 12:02 PM
Active
[WTS] Omega Seamaster Aqua Terra 36mm 2504.80 Full Set

Omega Seamaster Aqua Terra 36mm 2504.80 Full Set

Omega - 2504.80 · $3,700
Omega Seamaster Aqua Terra 36mm watch in great condition, with a deployant rubber strap from Helvetus.

  • Condition: Great condition with minor wear
  • Bracelet condition: minor wear
Posted at
Feb 14, 2026, 11:21 AM
Active
[WTS] Omega Aqua Terra 220.10.41.21.10.001 — 09/2025 Full Set — $4795 Shipped obo

Omega Aqua Terra 220.10.41.21.10.001 — 09/2025 Full Set — $4795 Shipped obo

Up for sale is my Omega Aqua Terra 41mm in excellent condition, featuring a stunning green teak dial and Master Chronometer Co-Axial movement.

  • Condition: Excellent
  • Size: 41mm diameter
  • Year: 2025
  • Water resistance: 150m
Posted at
Feb 14, 2026, 12:17 AM
Active
[WTS] Omega Seamaster Aqua Terra 150m 38.5mm

Omega Seamaster Aqua Terra 150m 38.5mm

This Omega Seamaster Aqua Terra is a steel on steel model, featuring a 38.5mm case and 150m water resistance.

  • Condition: Very good condition
  • Water Resistance: 150m depth rating
  • Case Size: 38.5mm diameter
  • Bracelet Links: includes all removable links plus an extra half-link
Posted at
Feb 13, 2026, 9:46 PM
Active