Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Yellow Gold / MOP

Reference 231.23.39.21.55.002

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 38.5 is a masterclass in luxury watchmaking, combining stunning design with advanced movement technology. This Swiss-made timepiece boasts a harmonious blend of stainless steel and yellow gold, topped off with a lustrous Mother of Pearl (MOP) dial that adds an ethereal quality to the watch. The Aqua Terra's round shape measures 38.50 mm in diameter, making it suitable for a wide range of wrist sizes. With a water resistance of 150 meters, this watch is ready for a dip in the pool or a day at the beach. Its chronometer certification ensures accuracy and precision, while the open case back showcases the intricate mechanics working away like a tiny universe contained within your wrist.
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Key Features

  • Omega Caliber 8500 automatic movement
  • Mother of Pearl (MOP) dial with stick and dot indexes
  • Chronometer certification for accuracy and precision
  • Water resistance up to 150 meters
  • Stainless steel and yellow gold case
  • Open case back showcases intricate mechanics
  • Comfortable strap design for everyday wear

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Yellow Gold / MOP
Reference
231.23.39.21.55.002
Movement
8500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
38.5mm
Dial Color
White
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Seamaster Aqua Terra Blue Wave Dial Gold Hands Ref 231.10.42.21.03.006

Omega Seamaster Aqua Terra Blue Wave Dial Gold Hands Ref 231.10.42.21.03.006

Omega - 231.10.42.21.03.006 $3,950
This Omega Seamaster Aqua Terra features a blue wave dial and gold hands/indicies, making it an incredible value for its price. The watch comes with extra links, an Omega travel case, and is in good shape, keeping time at +1 sec/day.

  • Condition: Good shape, +1 sec/day accuracy
  • Case marks: A couple of very fine marks on the non-crown side of the case
  • Shipping: Overnight shipping, fully insured, signature required
Posted at
Jul 9, 2025, 12:07 PM
Active
Omega Aqua Terra 8800 - Turquoise - 38mm - 220.10.38.20.03.005 ( new / 2025 )

Omega Aqua Terra 8800 - Turquoise - 38mm - 220.10.38.20.03.005 ( new / 2025 )

Omega - 220.10.38.20.03.005 $5,995.006
The Omega Aqua Terra 8800 is a luxury watch with a 38mm stainless steel case, featuring the Omega 8800 calibre and a turquoise dial.

  • Condition: Brand New
  • Case Size: 38mm diameter
Posted at
Jul 8, 2025, 3:22 PM
Active
[WTS] Forstner 20mm Model O Bracelet for Omega Seamaster, Aqua Terra, Railmaster, and Planet Ocean - NEW - $135

Forstner 20mm Model O Bracelet for Omega Seamaster, Aqua Terra, Railmaster, and Planet Ocean - NEW - $135

$135
  • Condition: New, never worn beyond sizing
  • Watch compatibility: Omega Seamaster, Aqua Terra, Railmaster, Planet Ocean
Posted at
Jul 8, 2025, 3:10 PM
Active
[WTS] Omega Seamaster Aqua Terra 38.5mm Automatic Calibre 8500 231.10.39.21.06.001

Omega Seamaster Aqua Terra 38.5mm Automatic Calibre 8500 231.10.39.21.06.001

Omega - 231.10.39.21.06.001 $2,850
This Omega Seamaster Aqua Terra is a 38.5mm watch featuring an automatic Calibre 8500 movement and comes with a 7.75 inch bracelet.

  • Condition: Awesome condition
  • Bracelet length: 7.75 inches
Posted at
Jul 8, 2025, 2:47 PM
Active
[WTS]馃敟 Omega Seamaster Aqua Terra 150M Chronometer 2503.30 Automatic, Men鈥檚 39mm, $2150 SHIPPED !!! 馃敟

馃敟 Omega Seamaster Aqua Terra 150M Chronometer 2503.30 Automatic, Men鈥檚 39mm, $2150 SHIPPED !!! 馃敟

Omega - 2503.30 $2,150
The Omega Seamaster Aqua Terra 150M Chronometer is a user-friendly watch with a clean and straightforward design, featuring a silver dial, automatic movement, and 150m water resistance.

  • Condition: Good, Perfect timekeeping
  • Case Material: Stainless Steel
  • Glass: Scratch resistant Sapphire
  • Caseback: Display
Posted at
Jul 8, 2025, 1:02 PM
Active
[WTS] REDUCED - Omega Seamaster Aqua Terra 150M Co-axial 30mm 231.10.30.20.02.001

REDUCED - Omega Seamaster Aqua Terra 150M Co-axial 30mm 231.10.30.20.02.001

Omega - 231.10.30.20.02.001 $2,500
The Omega Seamaster Aqua Terra 150M is a 30mm automatic watch with a white teak striped dial, powered by the OMEGA Co-Axial calibre 8520. This certified chronometer features a transparent caseback and was purchased new in 2020.

  • Condition: Near New/Mint Condition
  • Diameter: 30mm
  • Depth rating: 150m
Posted at
Jul 7, 2025, 12:33 PM
Active