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

Reference 231.20.30.20.06.003

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 30 is a visual masterpiece that marries stunning aesthetics with remarkable functionality. Its round shape and 30mm diameter make it a versatile choice, perfect for both casual and formal settings. The watch features a stunning grey dial that exudes sophistication, complemented by the warm tones of red gold and stainless steel. Crafted from a blend of stainless steel and red gold, the watch feels luxurious and durable. At the heart of this watch lies the Omega caliber 8520, an automatic movement known for its precision and reliability. With a frequency of 25,200 vibrations per hour, it ensures that you'll always be on time. This watch is packed with features, including hours, minutes, seconds, and date displays in analog format. The chronometer certification guarantees accuracy, while the Co-Axial escapement reduces friction between moving parts for improved accuracy and longevity. Its impressive water resistance of up to 150 meters makes it ideal for active individuals who enjoy swimming, snorkeling, or engaging in water sports. The grey dial features stick and dot indexes, providing a clean and uncluttered look. The sapphire crystal enhances visibility, reducing glare and ensuring clarity under various lighting conditions.
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MSRP: $7,000
Market Price: $2,843

Key Features

  • Automatic Omega caliber 8520 movement
  • Chronometer certification for accuracy
  • Co-Axial escapement for improved accuracy and longevity
  • Up to 150 meters water resistance
  • Stunning grey dial with stick and dot indexes
  • Sapphire crystal for enhanced visibility
  • Luxurious blend of stainless steel and red gold construction

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Red Gold / Grey / Bracelet
Reference
231.20.30.20.06.003
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
30mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Seamaster Aqua Terra 150M 38mm Grey Teak Dial | Quartz | Discontinued | Full Set (Travel Case)

Omega Seamaster Aqua Terra 150M 38mm Grey Teak Dial | Quartz | Discontinued | Full Set (Travel Case)

The Omega Seamaster Aqua Terra 38mm features a grey teak-concept dial and is powered by an Omega quartz movement, offering true grab-and-go convenience.

  • Condition: Excellent overall condition with only light wear
  • Movement: Quartz (Caliber 1538)
  • Case size: 38mm
  • Dial: Grey 'teak concept'
Posted at
Apr 4, 2026, 4:18 AM
Active
[WTS] Omega Aqua Terra Shades Sandstone - 38mm - 220.10.38.20.09.001 - $3,795 Shipped ✈️

Omega Aqua Terra Shades Sandstone - 38mm - 220.10.38.20.09.001 - $3,795 Shipped ✈️

The Omega Seamaster Aqua Terra Shades 'Sandstone' Dial is a stylish watch featuring a stunning dial and comfortable design.

  • Condition: lightly pre-owned with light, normal wear throughout
  • Size: 38mm
  • Movement Accuracy: +1 second/day
  • Amplitude: 300+
Posted at
Apr 3, 2026, 9:49 PM
Active
[WTS] OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$9,600🔥

OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$9,600🔥

The OMEGA Seamaster Aqua Terra Worldtimer Ref. 220.10.43.22.03.002 is a sophisticated travel companion that puts the world on your wrist, featuring a 43mm stainless steel case and a dial with laser-ablated texture, surrounded by a 24-hour glass ring indicating day and night.

  • Condition: VERY GOOD - Some light scratches on case and bracelet.
  • Case size: 43mm diameter
  • Bracelet length: ~7 inches pre-sized
Posted at
Apr 3, 2026, 8:52 PM
Active
[WTS] OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 🔥$6,100🔥

OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 🔥$6,100🔥

The OMEGA Seamaster Aqua Terra Ref. 220.10.38.20.13.003 features a Terracotta dial, 38mm stainless steel case, and Co-Axial Master Chronometer Calibre 8800.

  • Condition: UNWORN
  • Case size: 38mm
  • Water resistance: 150m
  • Bracelet length: ~7 inches pre-sized
Posted at
Apr 3, 2026, 8:49 PM
Active
[WTS] Omega Seamaster Aqua Terra 150M Black Dial (220.10.38.20.01.001) – Excellent Condition

Omega Seamaster Aqua Terra 150M Black Dial (220.10.38.20.01.001) – Excellent Condition

A super clean, versatile piece that works just as well dressed up as it does daily.

  • Condition: Excellent (minor wear)
  • Case size: 38mm
  • Movement: Co-Axial Master Chronometer (Caliber 8800)
  • Power reserve: ~55 hours
Posted at
Apr 3, 2026, 1:36 PM
Active
[WTS] Omega Aqua Terra 2517.30 COMPLETE SET

Omega Aqua Terra 2517.30 COMPLETE SET

Omega - 2517.30 · $1,950
This Omega Aqua Terra is a quartz watch with a 39mm case size.

  • Condition: Pre-owned with recent service
  • Case Size: 39mm diameter
  • Payment Methods Accepted: various payment methods, excluding PayPal
  • Local Meeting Available: yes
Posted at
Apr 3, 2026, 10:01 AM
Active
[WTS] Omega Seamaster Aqua Terra Ref: 231.13.42.21.03.001 2024 Warranty through 2029

Omega Seamaster Aqua Terra Ref: 231.13.42.21.03.001 2024 Warranty through 2029

The Omega Seamaster Aqua Terra is a 41.5mm watch with a blue dial, designed as an all-purpose watch bridging sport and dress wear.

  • Condition: very good overall condition
  • Case size: 41.5mm
  • Case material: Stainless Steel
  • Thickness: ~13mm
Posted at
Apr 2, 2026, 10:03 PM
Active
[WTS] Omega Seamaster Aqua Terra Blue 231.13.42.21.03.001 2023 B&P

Omega Seamaster Aqua Terra Blue 231.13.42.21.03.001 2023 B&P

This Omega Seamaster Aqua Terra Blue is a 2023 model with box and papers, featuring leather strap.

  • Condition: Excellent
  • Box And Papers: 2023 box and papers
  • Leather Condition: pre owned but in great shape
Posted at
Apr 1, 2026, 8:32 PM
Active
[WTS] Omega Seamaster Aqua Terra 41mm

Omega Seamaster Aqua Terra 41mm

This 41mm Aqua Terra in teakwood blue is a beautifully crafted watch that has been well-maintained and comes with its original box, chronometer card, and a recent service record. Its stylish design and comfortable OEM rubber strap make it an attractive timepiece.

  • Condition: Pre-owned, serviced by Omega within the last 2 months
  • Bracelet type: Blue rubber strap
  • Case size: 41mm
Posted at
Apr 1, 2026, 7:17 PM
Active