Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 30 Yellow Gold / Diamond / MOP / Bracelet

Reference 231.55.30.20.55.002

Omega Seamaster Aqua Terra 150M Co-Axial 30 Yellow Gold / Diamond / MOP / Bracelet

About this watch

The Omega Seamaster Aqua Terra 231.55.30.20.55.002 is a masterpiece of luxury watchmaking, blending elegance and functionality in a way that's both timeless and versatile. Crafted from yellow gold and adorned with diamond accents, this stunning timepiece radiates opulence and sophistication. The Mother of Pearl (MOP) dial shimmers beautifully, adding a touch of refinement to the watch's already striking design. But it's not just about looks - the Omega caliber 8521 movement is a marvel of innovation, featuring a Co-Axial Escapement for greater precision, stability, and durability. With a water resistance of 150 meters and sapphire glass protection, this watch can accompany you on casual swims or light snorkeling adventures. Whether you're attending a formal event or simply enjoying a day at the beach, the Omega Seamaster Aqua Terra is the perfect accessory - a true statement piece that's as comfortable to wear as it is stylish. With its exceptional functionality and luxurious design, this watch checks all the boxes for anyone seeking a high-end timepiece that will only appreciate in value over time.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Yellow Gold Case
  • Gem-Set Bezel
  • Mother of Pearl Dial
  • Omega Caliber 8521 Movement
  • Co-Axial Escapement
  • Water Resistance: 150m
  • Sapphire Glass Protection

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 30 Yellow Gold / Diamond / MOP / Bracelet
Reference
231.55.30.20.55.002
Movement
8521
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Yellow Gold 30mm
Dial Color
White
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] 2023 Omega Aqua Terra - Weave Dial

2023 Omega Aqua Terra - Weave Dial

Omega - 231.10.42.21.01.006 · $4,350
A 2023 Omega Aqua Terra watch featuring a black weave dial and rose gold colored hands/makers.

  • Condition: Very Good
  • Case size: 41.5mm diameter
  • Box condition: Outer Box / Inner Box / Warranty Card / Pictograms Card / Manual - Front flap loose / some wear marks
Posted at
Feb 12, 2026, 9:54 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 38 Green 220.12.38.20.10.001 MINT REDUCED

Omega Seamaster Aqua Terra 38 Green 220.12.38.20.10.001 MINT REDUCED

Omega - 220.12.38.20.10.001 · $4,499
A Omega Seamaster Aqua Terra 38 in mint condition, with box and papers included.

  • Condition: Mint
  • Original Strap: Original omega strap
  • Leather Strap Depth Rating: 200m water resistant (TUNS green leather strap)
  • Warranty: Watchmaxx warranty
Posted at
Feb 12, 2026, 8:16 PM
Active
View listing on r/WatchExchange
[WTS] 2020 Omega Seamaster Aqua Terra 42mm Spectre 007 James Bond LE 231.10.42.21.03.004 Full Set

2020 Omega Seamaster Aqua Terra 42mm Spectre 007 James Bond LE 231.10.42.21.03.004 Full Set

Omega - 231.10.42.21.03.004 · $6,595
A 2020 Omega Seamaster Aqua Terra 42mm Spectre limited-edition model, created to celebrate James Bond's on-screen return in the 2015 film.

  • Condition: Excellent
  • Year: 2020
  • Edition: Spectre 007 James Bond LE
Posted at
Feb 12, 2026, 12:52 PM
Active
View listing on r/WatchExchange
[WTS] Omega Aqua Terra 231.10.39 Cal 8500 39mm Full Kit - $2,900 - u/reserved post for u/Dense_Magazine9171

Omega Aqua Terra 231.10.39 Cal 8500 39mm Full Kit - $2,900 - u/reserved post for u/Dense_Magazine9171

Omega - 231.10.39 Cal 8500 · $2,900
Up for sale is my Omega Aqua Terra 231.10.39 Cal 8500, a watch that measures at 39mm and has an Calibre OMEGA 8500 movement.

  • Condition: Great condition with very minimal marks on the case and caseback
  • Case size: 39mm diameter
  • Movement: Calibre OMEGA 8500
  • Bracelet type: Original Omega steel bracelet
Posted at
Feb 11, 2026, 9:21 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 150m Blue 220.10.41.21.03.002

Omega Seamaster Aqua Terra 150m Blue 220.10.41.21.03.002

Omega - 220.10.41.21.03.002 · $3,850
This Omega Seamaster Aqua Terra is a blue 150m diver's watch featuring a 7.25" bracelet.

  • Bracelet length: 7.25 inches
  • Payment methods: Zelle, Venmo, Western Union
Posted at
Feb 11, 2026, 6:16 PM
Active
View listing on r/WatchExchange
[WTS] Omega Aqua Terra Full Set

Omega Aqua Terra Full Set

Posted at
Feb 11, 2026, 11:00 AM
Active
View listing on r/WatchExchange
[WTS] OMEGA Aqua Terra 2022 Excellent condition full set $4400

OMEGA Aqua Terra 2022 Excellent condition full set $4400

OMEGA - Aqua Terra · $4,400
This is an OMEGA Aqua Terra, a 2022 model with double boxing and all original cards.

  • Condition: Excellent
  • Year: 2022
  • Set Type: full
Posted at
Feb 11, 2026, 10:28 AM
Active
View listing on r/WatchExchange
[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

Omega - 220.10.41.21.02.001 · $5,095
This Omega Seamaster Aqua Terra White is a 2024 model, fully set with its original packaging and accessories.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2024
  • Case Size: 41mm
Posted at
Feb 10, 2026, 9:42 AM
Active
View listing on r/WatchExchange
[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

Omega - 220.10.41.21.06.001 · $5,495
Up for sale is a Omega Seamaster Aqua Terra Grey, a **Reference**: 220.10.41.21.06.001 from the year 2023.

  • Condition: Excellent condition with minimal signs of wear
  • Case Size: 41mm
  • Water Resistance: 30m
Posted at
Feb 10, 2026, 9:19 AM
Active
View listing on r/WatchExchange