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

Reference 231.23.39.21.02.001

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

About this watch

The Omega Seamaster Aqua Terra 150M Master Co-Axial is a masterpiece of luxury watchmaking, combining elegance with functionality in a single timepiece. Crafted from a blend of stainless steel and red gold, this stunning watch exudes opulence without being gaudy. The silver-toned dial features stick and dot indexes paired with arrow-shaped hands, providing excellent legibility and making it an ideal companion for both casual and formal occasions. At the heart of this timepiece is the in-house Omega caliber 8500, a marvel of engineering known for its reliability and precision. With a power reserve of 60 hours, you don't have to worry about winding it every day. The Co-Axial escapement improves accuracy and reduces friction between parts, making it a true chronometer. This watch is perfect for professionals who need a timepiece that transitions seamlessly from the office to a dinner date, as well as collectors who appreciate Omega's rich history and innovation.

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Key Features

Omega caliber 8500 movement
Stainless Steel / Red Gold case material
Sapphire crystal glass
150 meters water resistance
38.5 mm diameter
Co-Axial escapement for improved accuracy
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

Reference

231.23.39.21.02.001

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 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 🔥$6,500🔥

OMEGA - 220.10.38.20.13.003 · $6,500

The OMEGA Seamaster Aqua Terra Ref. 220.10.38.20.13.003 features a Terracotta dial, symmetrical case design and is powered by the Co-Axial Master Chronometer Calibre 8800.

Condition: UNWORN
Case size: 38mm
Bracelet length: ~7"
Contents: box, papers, serial hang tag, spare links, shipping coffin, digital copy of original purchase receipt

Posted at

Jan 23, 2026, 9:10 PM

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Omega Seamaster Aqua Terra 150m | Master Co-Axial | 41.5mm | 231.10.42.21.03.003 Blue

Omega - 231.10.42.21.03.003 · $3,750

This Omega Seamaster Aqua Terra is a Master Co-Axial watch featuring a 41.5mm case and a 7.25" bracelet.

Case Size: 41.5mm diameter
Bracelet Length: 7.25 inches

Posted at

Jan 23, 2026, 6:33 PM

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Omega Seamaster Aqua Terra 38.5mm Skyfall Blue -231.10.39.21.03.002

Omega - 231.10.39.21.03.002 · $3,900

This listing is for a barely worn Omega Seamaster Aqua Terra 38.5mm Skyfall Blue, with a vertical teak dial, featuring an automatic master coaxial omega calibre 8500 movement. It comes in the full set including box and warranty cards.

Condition: Mint
Case Size: 38.5mm diameter
Movement: Automatic Master Coaxial Omega Calibre 8500 (8500g)

Posted at

Jan 23, 2026, 5:44 AM

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Omega Seamaster Aqua Terra 38.5mm Skyfall blue - 231.10.39.21.03.002

Omega - 231.10.39.21.03.002 · $3,900

This Omega Seamaster Aqua Terra 38.5mm Skyfall blue is a discontinued version with a Vertical teak dial, worn in James Bond movies. It's barely worn and comes with its complete set, including the box, spare links, and warranty cards.

Condition: Mint
Case size: 38.5mm diameter
Movement: Automatic Master Coaxial Omega Calibre 8500 (8500g)
Diameter: 38.5mm

Posted at

Jan 23, 2026, 5:13 AM

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Omega Aqua Terra GoodPlanet – 38.5mm Titanium – Lacquered Dial

Omega - 23192392104001 · $4,200

The Omega Aqua Terra GoodPlanet features a unique grade 5 titanium case and lacquered white dial, elevating both legibility and elegance.

Condition: Excellent all-around condition
Case size: 38.5mm diameter
Material: Grade 5 Titanium
Water resistance: 150m depth rating

Posted at

Jan 22, 2026, 11:37 AM

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OMEGA SEAMASTER AQUA TERRA 38.5 two tone full set

Omega - Aqua Terra 38.5 two tone · $4,000

This Omega Seamaster Aqua Terra is a discontinued model with a unique teak style dial, available as a full set including box and papers.

Condition: Mint
Case material: Yellow gold and stainless steel
Strap type: Leather
Buckle type: OEM Omega buckle

Posted at

Jan 22, 2026, 8:08 AM

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Omega Seamaster Aqua Terra 41 Black Lacquer (220.10.41.21.01.002)

Omega - 220.10.41.21.01.002 · $4,875

Up for sale is a gently used Omega Seamaster Aqua Terra Black Lacquer, the 41mm version, in excellent working condition and good cosmetic condition. The watch has minor swirls, surface scratches, and signs of use on the case and bracelet.

Condition: Excellent / perfect working condition, good cosmetic condition with minor flaws
Case size: 41mm diameter
Thickness: 13.40mm
Lug to lug length: 48mm

Posted at

Jan 21, 2026, 8:26 PM

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Omega Aqua Terra 220.10.41 Black Dial 41mm Full Kit 2023 - $3,990

Omega - 220.10.41.21 · $3,990

Up for sale is my very good condition Omega Seamaster Aqua Terra with a 41mm steel case, Calibre OMEGA 8900 automatic movement, and features a black dial.

Condition: Very good condition, minimal marks/hairlines on the case
Case size: 41mm diameter
Movement: Calibre OMEGA 8900 automatic movement
Bracelet type: Original steel Omega steel bracelet

Posted at

Jan 21, 2026, 8:00 PM

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