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

Reference 231.20.30.20.06.004

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

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 30 is a masterpiece of luxury watchmaking, combining stunning design with impressive technical features. The model's luxurious blend of stainless steel and yellow gold showcases the brand's commitment to style and durability. At its heart lies the Omega caliber 8520, an automatic movement that guarantees accurate timekeeping even after being removed for a couple of days. This feature-rich watch boasts a classic analog display, date function, and Co-Axial escapement, which enhances precision and stability. The sapphire crystal ensures the watch remains pristine despite years of wear, while its water resistance of up to 150 meters makes it perfect for adventure-seekers who don't want to compromise on style. With a comfortable fit and versatile design, this watch adapts beautifully to any occasion, making it an excellent choice for those seeking a high-quality timepiece that can last a lifetime.
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Key Features

  • Omega caliber 8520 automatic movement
  • Sapphire crystal for scratch resistance
  • Water resistance up to 150 meters
  • Co-Axial escapement for enhanced precision and stability
  • Date function for everyday practicality

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Yellow Gold / Grey / Bracelet
Reference
231.20.30.20.06.004
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 39mm | Ref. 2503.3 | Cal. 2500 Co-Axial Chronometer | Silver Dial | $2,199

Omega Seamaster Aqua Terra 39mm | Ref. 2503.3 | Cal. 2500 Co-Axial Chronometer | Silver Dial | $2,199

Omega - 2503.3 · $2,199
A timeless, understated piece that measures 39mm in stainless steel and is powered by Omega’s Caliber 2500 Co-Axial automatic movement, COSC-certified to +6/-4 seconds per day precision. The watch features a silver dial with raised index hour markers and luminous hands.

  • Condition: great condition
  • Material: stainless steel
  • Water Resistance: 150m
  • Movement: Caliber 2500 Co-Axial automatic movement
Posted at
May 12, 2026, 10:10 PM
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[WTS] Omega Aqua Terra 2503.80 - 39mm - Blue Automatic - Price Reduced

Omega Aqua Terra 2503.80 - 39mm - Blue Automatic - Price Reduced

Omega - 2503.80 · $2,695
Additional Details: Omega Seamaster Aqua Terra Blue Dial Automatic. A timegrapher photo is included, and wrist size is shown in the photo reel.

  • Condition: pre-owned, clean condition with light wear throughout
  • Size: 39mm diameter
Posted at
May 12, 2026, 9:44 PM
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[WTS] Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial Box and Papers - $3,250

Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial Box and Papers - $3,250

Omega - 231.10.39.21.02.002 Cal 8500 · $3,250
Up for sale is my Omega Aqua Terra 231.10.39.21.02.002 Cal 8500, measuring at 39mm with a Calibre OMEGA 8500 movement.

  • Condition: 8.9/10, great condition with minimal marks on the case and bracelet
  • Case size: 39mm diameter
  • Movement: Calibre OMEGA 8500
  • Bracelet material: steel
Posted at
May 11, 2026, 10:10 PM
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[WTS] Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial - $2,950

Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial - $2,950

Omega - 231.10.39.21.02.002 · $2,950
Up for sale is my great condition Omega Aqua Terra 231.10.39.21.02.002 Cal 8500. This watch measures at 39mm and has an Calibre OMEGA 8500 movement.

  • Condition: Great condition, minimal marks on the case and bracelet
  • Movement: Calibre OMEGA 8500
  • Case size: 39mm diameter
  • Bracelet type: Original Omega steel bracelet, replaced with OEM all brushed version
Posted at
May 11, 2026, 10:06 PM
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[WTS] Omega Seamaster Aqua Terra 231.10.39.21.01.001 Black Teak 38.5mm - $2,790

Omega Seamaster Aqua Terra 231.10.39.21.01.001 Black Teak 38.5mm - $2,790

Omega - 231.10.39.21.01.001 · $2,790
Up for sale is my great condition Omega Seamaster Aqua Terra 231.10.39.21.01.001. This watch measures at 38.5mm and has an automatic Omega Calibre 8500 movement.

  • Condition: Very good condition for its age, minimal marks/hairlines
  • Case Size: 38.5mm diameter
  • Movement: Omega Calibre 8500, automatic
Posted at
May 11, 2026, 10:01 PM
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[WTS] Omega Seamaster Aqua Terra - Black 39mm - 2503.50

Omega Seamaster Aqua Terra - Black 39mm - 2503.50

Omega - 2503.5 · $2,750
A 39mm Omega Seamaster Aqua Terra in black, with minor wear throughout and a small mark on the bezel/crystal near the 12 o'clock marker.

  • Condition: Pre-owned, minor wear throughout
  • Size: 39mm diameter
  • Bezel mark: small mark on bezel/crystal near the 12 o'clock marker
Posted at
May 11, 2026, 5:33 PM
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[WTS] Omega Seamaster Aqua Terra Rose Gold 38mm with box and papers

Omega Seamaster Aqua Terra Rose Gold 38mm with box and papers

Omega - 220.20.38.20.02.001 · $8,000
This Omega Seamaster Aqua Terra is a 38mm rose gold watch with a clean and balanced design, featuring stainless steel and rose gold accents that add depth and elegance.

  • Condition: Excellent
  • Case Size: 38mm diameter
  • Year: 2021 (dated December)
  • Box And Papers: complete set including warranty card, booklets, cloth bag, and all links
Posted at
May 11, 2026, 11:06 AM
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[WTS] Omega Aqua Terra 2504.50 36mm First Gen Automatic $2,500 (Recently Serviced)

Omega Aqua Terra 2504.50 36mm First Gen Automatic $2,500 (Recently Serviced)

Omega - 2504.50 · $2,500
The Omega Aqua Terra is a first-generation automatic watch with a 36mm case size, powered by the 2500B movement.

  • Condition: Excellent condition, freshly polished
  • Movement: 2500B
  • Size: 36mm diameter
  • Length of strap: up to 18.5cm
Posted at
May 11, 2026, 9:00 AM
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[WTS] Omega Seamaster Aqua Terra 220.10.41.21.06.001 41mm Automatic Grey Dial Full Set

Omega Seamaster Aqua Terra 220.10.41.21.06.001 41mm Automatic Grey Dial Full Set

Omega - 220.10.41.21.06.001 · $4,995
This Omega Seamaster Aqua Terra is a 41mm stainless steel automatic watch with a grey teak dial, accompanied by its original outer box, inner box, and undated warranty card.

  • Condition: Very good
  • Movement: Automatic
  • Case size: 41mm diameter
  • Bracelet material: Stainless steel
Posted at
May 11, 2026, 8:54 AM
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