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

Reference 231.20.39.21.02.001

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

About this watch

The Omega Seamaster Aqua Terra 150m Master Co-Axial is a marvel of Swiss watchmaking, offering an exquisite blend of style and performance. Its stunning stainless steel and red gold case strikes a perfect balance between boldness and wearability, while the silver dial features stick and dot indexes for clean readability. The in-house caliber 8500 movement, featuring a Co-Axial escapement, reduces friction and enhances precision, making it a reliable companion for those who lead active lifestyles. With a water resistance of 150 meters and a certified chronometer status, this timepiece is designed to keep impeccable time while withstanding the rigors of everyday wear. Whether you're in the boardroom or on the beach, this watch is sure to catch eyes and reflect your taste for quality. Its blend of elegance and functionality makes it perfect for anyone who values style and precision.

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Key Features

Stainless Steel and Red Gold Case
In-House Caliber 8500 Movement
150m Water Resistance
Certified Chronometer Status
Sapphire Glass
38.50mm Diameter
60-hour Power Reserve

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150m Master Co-Axial 38.5 Stainless Steel / Red Gold / Silver / Bracelet

Reference

231.20.39.21.02.001

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

Omega Seamaster Aqua Terra Annual Calendar 231.10.39.22.03.001 Full Set - priced to fly

Omega - 231.10.39.22.03.001 · $4,250

This Omega Seamaster Aqua Terra features an Annual Calendar and Blue Dial, housed in a 38.5mm case.

Condition: excellent
Case size: 38.5mm

Posted at

Mar 13, 2026, 7:03 PM

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Omega Seamaster Aqua Terra Chronograph GMT – Ref 231.10.43.52.06.001

Omega - 231.10.43.52.06.001 · $4,195

This Omega Seamaster Aqua Terra Chronograph GMT is a clean and well-maintained example of the watch, with a full chronograph and GMT complication making it one of the more mechanically interesting configurations in the Aqua Terra line.

Condition: Very good
Complications: chronograph and GMT
Bracelet condition: well preserved

Posted at

Mar 13, 2026, 10:43 AM

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Omega Aqua Terra 231.10.39 Cal 8500 39mm Grey Teak Dial- $2,590

Omega - 231.10.39 Cal 8500 · $2,590

This Omega Aqua Terra 231.10.39 Cal 8500 is a great condition watch with a 39mm steel case and original Omega steel bracelet, powered by the Calibre OMEGA 8500 movement.

Condition: Great condition with minimal marks on the case and bracelet
Case size: 39mm diameter
Movement: Calibre OMEGA 8500
Bracelet material: Steel

Posted at

Mar 12, 2026, 8:59 PM

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Omega Seamaster Aqua Terra – James Bond SkyFall – 38.5mm – Box & Papers Set

Omega - 231.10.39.21.03.001 · $4,850

This Omega Seamaster Aqua Terra 150M 'SKYFALL' features a 38.5mm stainless steel case, blue teak pattern dial, and an Omega Co-Axial 8500 calibre automatic movement with Si14 hairspring.

Case size: 38.5mm
Material: stainless steel
Bracelet material: stainless steel

Posted at

Mar 12, 2026, 4:24 PM

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View listing on r/WatchExchange