Omega Aqua Terra Seamaster Aqua Terra 150m Master Co-Axial 38.5 Stainless Steel / Yellow Gold / Silver

Reference 231.23.39.21.02.002

About this watch

The Omega Seamaster Aqua Terra 150m Master Co-Axial 38.5 is a masterpiece of horology, blending elegance with robust functionality. With its exquisite design, impressive technical specifications, and reputation that precedes it, this watch is more than just a pretty face. The combination of yellow gold and stainless steel creates a rich visual appeal, while the silver dial adorned with stick and dot indexes adds to its refined look. The sapphire glass ensures durability and scratch resistance, making this beauty perfect for everyday wear. At the core lies the Omega caliber 8500, introduced in 2007, a true marvel of engineering offering precision and reliability. The Co-Axial escapement reduces friction between components, enhancing the longevity of the movement. This watch doesn't just keep time; it does so with remarkable precision, marked as a chronometer for meeting high standards of accuracy.
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MSRP: $7,750
Market Price: $3,999

Key Features

  • Yellow gold and stainless steel combination
  • Sapphire crystal glass
  • Omega caliber 8500 movement
  • Co-Axial escapement
  • Chronometer certified
  • 150m water resistance
  • 38.5mm diameter

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150m Master Co-Axial 38.5 Stainless Steel / Yellow Gold / Silver
Reference
231.23.39.21.02.002
Movement
8500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
38.5mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Brand New Omega Seamaster Aqua Terra 150M Green Dial - Ref. 220.10.41.21.10.001

Brand New Omega Seamaster Aqua Terra 150M Green Dial - Ref. 220.10.41.21.10.001

This Omega Seamaster Aqua Terra 150M features a green dial, comes with a full set of accessories, and is guaranteed to be 100% authentic.

  • Condition: Brand new, unworn
  • Set contents: Omega box, outer box, booklet, warranty card dated 2021, chronometer card, pictogram card, hangtag
  • Year: 2021
Posted at
Jan 28, 2026, 2:52 PM
Active
[WTS] Omega Seamaster Aqua Terra “Skyfall” Black Teak 38.5mm|Ref. 231.10.39.21.01.001 | Discontinued | Full Set | Mint Condition| 2023 | Active Factory Warranty

Omega Seamaster Aqua Terra “Skyfall” Black Teak 38.5mm|Ref. 231.10.39.21.01.001 | Discontinued | Full Set | Mint Condition| 2023 | Active Factory Warranty

A discontinued Omega Seamaster Aqua Terra “Skyfall” Black Teak in a refined and timeless design, featuring a black teak-concept dial and powered by Omega’s Co-Axial Calibre 8500.

  • Condition: Mint condition
  • Case size: 38.5mm diameter
  • Bracelet length: up to 18cm
  • Movement: in-house Co-Axial Calibre 8500
Posted at
Jan 28, 2026, 9:30 AM
Active
[WTS] Omega Seamaster Aqua Terra 220.10.34.20.10.003 34mm Shell Pink Box Papers

Omega Seamaster Aqua Terra 220.10.34.20.10.003 34mm Shell Pink Box Papers

The Omega Seamaster Aqua Terra Shades features a 34mm stainless steel case with a shell pink dial and 18K white gold indexes. It is powered by the Calibre 8800, Co-Axial Master Chronometer with a 55-hour power reserve and has 150m water resistance.

  • Condition: Excellent, near mint condition with faint handling marks on the case and bracelet
  • Case size: 34mm diameter
  • Water resistance: 150m depth rating
  • Bracelet type: fully linked stainless steel bracelet
Posted at
Jan 27, 2026, 4:57 PM
Active
[WTS] Omega Aqua Terra “Ryder Cup” Special Edition 41.5mm

Omega Aqua Terra “Ryder Cup” Special Edition 41.5mm

The Omega Aqua Terra 150M ‘Ryder Cup’ Special Edition is a 41.5mm stainless steel automatic watch released to commemorate the 2015/2016 Ryder Cup, featuring a unique silver, textured dial with red and blue accents, an 18kt yellow gold seconds hand, and the anti-magnetic Co-Axial caliber 8500.

  • Condition: Excellent Condition
  • Case Size: 41.5mm
  • Diameter: 41.5mm
  • Wrist Size Compatible: 7.75"
Posted at
Jan 27, 2026, 2:17 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 150m Blue is a high-end watch with a 7.25 inch bracelet, and comes with all three cards of documentation.

  • Condition: Mint with papers
  • Bracelet length: 7.25 inches
Posted at
Jan 27, 2026, 10:10 AM
Active
[WTS] Omega Seamaster Aqua Terra - ‘Blue Wave’ Gold Accents

Omega Seamaster Aqua Terra - ‘Blue Wave’ Gold Accents

Omega - 23110422103006 · $5,250
This Omega Seamaster Aqua Terra features a striking blue dial with wave pattern and 18K yellow gold accents, housed in a 41.5mm stainless steel case on a stainless steel bracelet.

  • Condition: Excellent
  • Case size: 41.5mm
  • Material: Stainless steel
  • Bracelet material: Stainless steel
Posted at
Jan 25, 2026, 7:31 PM
Active
[WTS] Omega Seamaster Aqua Terra 150M 41.5 mm, Cards Included... Ref: 231.10.42.21.03.003

Omega Seamaster Aqua Terra 150M 41.5 mm, Cards Included... Ref: 231.10.42.21.03.003

Aqua Terra 150M, 41.5 mm in diameter

  • Case size: 41.5mm
  • Shipping method: Fedex with insurance
Posted at
Jan 25, 2026, 3:47 PM
Active
[WTS] Omega Aqua Terra 2504.50 with Bracelet // 36mm // 150m WR // 2025 Full Service

Omega Aqua Terra 2504.50 with Bracelet // 36mm // 150m WR // 2025 Full Service

Omega - 2504.50 · $2,700
A modern classic, the Omega Aqua Terra with a black dial and co-axial movement is perfect for everyday wear, suitable for various activities such as swimming or formal events.

  • Condition: Great, light hairlines throughout but no major blemishes
  • Case Material: Stainless steel
  • Diameter: 36.2mm
  • Lug To Lug: 44mm
Posted at
Jan 25, 2026, 3:11 PM
Active