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

Reference 231.20.30.20.55.004

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

About this watch

The Omega Seamaster Aqua Terra 231.20.30.20.55.004 is a stunning luxury watch that combines exquisite craftsmanship with functional features, making it a worthy addition to any watch lover's collection. This 30mm timepiece boasts a harmonious blend of stainless steel and yellow gold, exuding a sense of wealth without being ostentatious. The Mother of Pearl dial reflects light beautifully, creating a shimmering effect that’s both captivating and unique. With a water resistance rating of 150 meters, this watch can accompany you on swimming adventures or simply withstand splashes during daily activities. At its heart, the Omega Seamaster Aqua Terra is powered by the Omega caliber 8520, an automatic movement boasting a 50-hour power reserve and Co-Axial escapement, improving precision and durability. This elegant timepiece features a classic analog display with hours, minutes, and seconds hands, along with a date function. Its luxurious materials, innovative movement, and stunning design make it a standout choice for anyone seeking a high-end timepiece that combines elegance with functionality.
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Key Features

  • Mother of Pearl dial
  • Harmonious stainless steel and yellow gold case
  • Automatic Omega caliber 8520 movement
  • 50-hour power reserve
  • Co-Axial escapement
  • 150-meter water resistance
  • Classic analog display with date function

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Yellow Gold / MOP / Bracelet
Reference
231.20.30.20.55.004
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
30mm
Dial Color
White
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Aqua Terra 8900 41mm Lacquer Black 220.10.41.21.01.002 ( new / 2026 / box and papers )

Omega Aqua Terra 8900 41mm Lacquer Black 220.10.41.21.01.002 ( new / 2026 / box and papers )

Omega - 220.10.41.21.01.002 · $6,500
This Omega Aqua Terra 8900 is a brand new watch with a Lacquer Black Dial, featuring a stainless steel case and master chronometer movement.

  • Condition: Brand new
  • Case size: 41mm diameter
  • Movement type: Master Chronometer
Posted at
Apr 10, 2026, 1:41 PM
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[WTS] Omega Aqua Terra 8900 41mm Turquoise 220.10.41.21.03.006 ( new / 2026 / box and papers )

Omega Aqua Terra 8900 41mm Turquoise 220.10.41.21.03.006 ( new / 2026 / box and papers )

Omega - 220.10.41.21.03.006 · $6,450
Up for sale is a brand new Omega Aqua Terra 8900 41mm Turquoise Dial on Bracelet, complete with all boxes and papers.

  • Condition: Brand new
  • Case size: 41mm diameter
  • Movement type: Master Chronometer Movement
Posted at
Apr 10, 2026, 1:36 PM
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[WTS] Omega Aqua Terra 8900 41mm Green Dial 220.10.41.21.10.001 ( new / 2026 / box and papers )

Omega Aqua Terra 8900 41mm Green Dial 220.10.41.21.10.001 ( new / 2026 / box and papers )

Omega - 220.10.41.21.10.001 · $5,995
This Omega Aqua Terra 8900 features a green dial and is paired with a stainless steel case, equipped with the Master Co-Axial Movement.

  • Condition: Brand new
  • Case size: 41mm diameter
  • Movement: Master Co-Axial
Posted at
Apr 10, 2026, 1:31 PM
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View listing on r/WatchExchange
[WTS] Omega Aqua Terra 8800 38mm White Diver 220.12.38.20.02.001 ( new / 2026 / box and papers )

Omega Aqua Terra 8800 38mm White Diver 220.12.38.20.02.001 ( new / 2026 / box and papers )

Omega - 220.12.38.20.02.001 · $5,950
A brand new Omega Aqua Terra 8800 38mm stainless steel watch with a white dial on a rubber strap, coming complete with all boxes and papers.

  • Condition: Brand new
  • Movement Type: Master Chronometer Movement
  • Case Material: Stainless Steel
  • Case Size: 38mm diameter
Posted at
Apr 10, 2026, 1:26 PM
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[WTS] Omega Aqua Terra 8800 38mm Green Diver 220.12.38.20.10.001 ( new / 2026 / box and papers )

Omega Aqua Terra 8800 38mm Green Diver 220.12.38.20.10.001 ( new / 2026 / box and papers )

Omega - 220.12.38.21.10.001 · $5,750
This Omega Aqua Terra 8800 features a 38mm stainless steel case, green dial, and master co-axial movement.

  • Condition: Brand new
  • Case material: Stainless Steel
  • Movement type: Master Co-Axial
Posted at
Apr 10, 2026, 1:22 PM
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[WTS] Omega Seamaster Aqua Terra Worldtimer – Blue Strap – Ref. 220.10.43.22.03.001 – Unworn 2025

Omega Seamaster Aqua Terra Worldtimer – Blue Strap – Ref. 220.10.43.22.03.001 – Unworn 2025

Omega - 220.10.43.22.03.001 · $7,980
This Omega Seamaster Aqua Terra Worldtimer features a striking blue dial and matching blue strap, showcasing one of Omega's most impressive complications. The watch boasts a 43mm stainless steel case, laser-ablated world map center, and global city ring on the ceramic bezel.

  • Condition: New / Unworn
  • Case size: 43mm diameter
  • Water resistance: 150m depth rating
  • Power reserve: 60 hours
Posted at
Apr 9, 2026, 11:04 PM
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[WTS] Omega Seamaster Aqua Terra – Annual Calendar – 38.5mm Blue Dial

Omega Seamaster Aqua Terra – Annual Calendar – 38.5mm Blue Dial

Omega - 23110392203001 · $4,200
The Omega Seamaster Aqua Terra features a 38.5mm stainless steel case on a stainless steel bracelet with a deployant clasp, and it's equipped with the Omega Co-Axial calibre 8601. What sets this watch apart is its annual calendar complication, which automatically accounts for months with 30 or 31 days and only needs adjustment once per year.

  • Condition: Excellent
  • Case size: 38.5mm diameter
  • Case material: stainless steel
  • Bracelet material: stainless steel
Posted at
Apr 9, 2026, 5:18 PM
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[WTS] Omega Aqua Terra 8900 41mm Turquoise / Black Ceramic 220.32.41.21.03.001 ( new / 2026 / box and papers )

Omega Aqua Terra 8900 41mm Turquoise / Black Ceramic 220.32.41.21.03.001 ( new / 2026 / box and papers )

Omega - 220.32.41.21.03.001 · $6,995
This Omega Aqua Terra 8900 features a 41mm stainless steel and black ceramic case with a turquoise dial, showcasing the brand's Master Chronometer movement.

  • Condition: Brand new
  • Movement: Master Chronometer Movement
  • Case material: Stainless Steel / Black Ceramic
  • Size: 41mm diameter
Posted at
Apr 9, 2026, 2:08 PM
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[WTS] BNIB Omega Seamaster Aqua Terra Black Lacquer 41mm Full Kit - REF# 220.10.41.21.01.0 $6,449 + label

BNIB Omega Seamaster Aqua Terra Black Lacquer 41mm Full Kit - REF# 220.10.41.21.01.0 $6,449 + label

Omega - 220.10.41.21.01.0 · $6,449
This Omega Seamaster Aqua Terra features a black lacquer dial and is powered by OMEGA's Co-Axial Master Chronometer calibre 8900, certified at the industry's highest standard.

  • Condition: Brand new, fully stickered, unworn
  • Calibre: Co-Axial Master Chronometer 8900
  • Case Material: Black Lacquer Dial (Blackquaterra)
Posted at
Apr 9, 2026, 11:45 AM
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