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

Reference 231.55.30.20.55.002

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.
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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] Omega Seamaster Aqua Terra 38mm White (220.10.38.20.02.001) – $3,700 Complete Set

Omega Seamaster Aqua Terra 38mm White (220.10.38.20.02.001) – $3,700 Complete Set

This Omega Seamaster Aqua Terra is a white/silver 38MM variant, purchased in March 2020 and no longer under warranty.

  • Condition: Excellent with hairline scratches and minor blemishes
  • Originally Retails At: $7,100
  • Box And Booklet Included: true
  • Shipping Cost On Buyer: false
Posted at
Feb 21, 2026, 6:35 PM
Active
[WTS] Omega Seamaster Aqua Terra 150M - White Dial with Orange Accents - 2025 Full Set - Excellent Condition ($4,600)

Omega Seamaster Aqua Terra 150M - White Dial with Orange Accents - 2025 Full Set - Excellent Condition ($4,600)

Omega - Aqua Terra 150M · $4,600
This Omega Aqua Terra 150M features a white teak-pattern 41 mm dial with orange accents, purchased new in June 2025 and worn lightly.

  • Condition: 9-9.5/10
  • Year: 2025
  • Case size: 41mm
  • Bracelet links: all original
Posted at
Feb 21, 2026, 2:37 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

Up for sale is a Omega Seamaster Aqua Terra White, featuring a 41mm size and reference number 220.10.41.21.02.001, manufactured in 2024.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2024
  • Contents: Watch (full links),Inner & Outer Box,Card Holder,International Warranty Card,Master Chronometer Card,Pictograms Card
  • Shipping: fully insured in the USA through Fedex free of charge within 24 hours of receiving payment
Posted at
Feb 21, 2026, 11:46 AM
Active
[WTS] Omega Aqua Terra Shades - 38mm Sandstone - 220.10.38.20.09.001

Omega Aqua Terra Shades - 38mm Sandstone - 220.10.38.20.09.001

This Omega Seamaster Aqua Terra Shades 'Sandstone' is a watch-only example in good condition with a stunning dial. It's running exceptionally well at approximately +1 second/day with 300+ amplitude.

  • Condition: lightly pre-owned with light, normal wear throughout
  • Size: 38mm diameter
  • Wrist size: varies (shown in photo reel)
  • Movement accuracy: +1 second/day
Posted at
Feb 20, 2026, 6:55 PM
Active
[WTS] Omega Seamaster Aqua Terra 2518.30 €1750

Omega Seamaster Aqua Terra 2518.30 €1750

Omega - 2518.30 · $1,750
The Omega Seamaster Aqua Terra is a luxury watch model that combines style and functionality. It features a sleek design with a 41mm case size, making it suitable for both men and women.

  • Condition: really good condition with minor signs of wear
  • Box: original box included
  • Links: all original links and parts
Posted at
Feb 20, 2026, 5:56 PM
Active

Omega Aqua Terra 41mm Green Teak Dial

Up for sale is my Omega Aqua Terra Reference, 220.10.41.21.10.001. It's a great piece and looks awesome.

  • Condition: Good condition with limited wear and normal desk diving marks
  • Warranty papers date: April 2024
  • Included accessories: bracelet links, box
Posted at
Feb 20, 2026, 12:15 PM
Active
[WTS] Omega Seamaster Aqua Terra 150m “Turquoise” Dial 220.10.38.20.03.005 38mm Full Set 2025

Omega Seamaster Aqua Terra 150m “Turquoise” Dial 220.10.38.20.03.005 38mm Full Set 2025

The Omega Seamaster Aqua Terra 150m 'Turquoise' Dial is a 38mm watch with a full set, including the original box and papers.

Posted at
Feb 19, 2026, 7:20 PM
Active
[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

This Omega Seamaster Aqua Terra is a blue dial watch with a depth rating of 150m.

  • Bracelet length: 7.25 inches
Posted at
Feb 19, 2026, 5:40 PM
Active
[WTS] Omega Seamaster Aqua Terra 150M 41mm Ref: 220.10.41.21.03.001 B&P

Omega Seamaster Aqua Terra 150M 41mm Ref: 220.10.41.21.03.001 B&P

The Omega Seamaster Aqua Terra 150M is a stylish and versatile watch suitable for both formal and casual occasions.

Posted at
Feb 18, 2026, 10:02 PM
Active