Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Black / Bracelet

Reference 231.20.39.21.51.003

Omega Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Black / Bracelet

About this watch

The Omega Aqua Terra 231.20.39.21.51.003 is a masterpiece of engineering and design, combining elegance with functionality. Crafted from a harmonious blend of stainless steel and red gold, this watch exudes luxury and durability. The black dial, complemented by gem-set indexes, adds a touch of sophistication that's hard to ignore. The round case, with a diameter of 38.5mm, strikes an ideal balance between boldness and wearability. At the core lies the Omega caliber 8500 movement, renowned for its precision and reliability, featuring 39 jewels and a frequency of 25,200 vibrations per hour. This automatic movement boasts an impressive 60-hour power reserve, ensuring it keeps perfect time even when taken off for days. With a water resistance of up to 150 meters, this watch is suitable for swimming and snorkeling. As a 'Master Co-Axial Chronometer', it has passed stringent tests ensuring its accuracy. The date function included ensures you always know what day it is, while the comfortable fit makes it perfect for all-day wear. Whether in formal or casual settings, the Aqua Terra's design speaks volumes and adapts to any outfit.

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MSRP: $9,550

Market Price: $3,884

Key Features

Omega caliber 8500 movement
60-hour power reserve
150m water resistance
Date function
Master Co-Axial Chronometer certification
Stainless steel and red gold construction
Black dial with gem-set indexes

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Black / Bracelet

Reference

231.20.39.21.51.003

Movement

8500

Movement Features

Hours, Minutes, Seconds
Date
Chronometer, Co-Axial Escapement

Case

38.5mm

Dial Color

Black

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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