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.

Buy Now on Jomashop

This is an affiliate link

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 Limited Edition James Bond 007 Spectre 1 of 15,007 Full Collector set Box & Papers

Omega - 231.10.42.21.03.004 · $6,295

The Omega Seamaster Aqua Terra Limited Edition James Bond 007 Spectre is a unique timepiece with a signature Blue Spectre dial and stainless steel bracelet, part of a limited production run of 15,007 worldwide.

Condition: Excellent
Case Size: 41.5mm
Depth Rating: 150m
Production Run: 15,007 units

Posted at

May 8, 2026, 8:36 PM

Active

View listing on r/WatchExchange

OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$7,750🔥 [PRICED TO SELL]

OMEGA - 220.10.43.22.03.002 · $7,750

The OMEGA Seamaster Aqua Terra Worldtimer Ref. 220.10.43.22.03.002 is a sophisticated travel companion that puts the world on your wrist.

Condition: VERY GOOD, Some light scratches on case and bracelet.
Case size: 43mm
Bracelet size: ~7"
Movement: Master Chronometer Calibre 8938

Posted at

May 8, 2026, 7:27 PM

Active

View listing on r/WatchExchange

OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 🔥$4,750🔥 [PRICED TO SELL]

OMEGA - 220.10.38.20.13.003 · $4,750

The OMEGA Seamaster Aqua Terra Ref. 220.10.38.20.13.003 is a 38mm stainless steel model featuring a symmetrical case design, a Terracotta dial with a dynamic play of light, and rhodium-plated hands for readability.

Condition: UNWORN
Case size: 38mm diameter
Bracelet size: ~7" wrist
Contents: box,papers,serial hang tag,spare links (for fully-linked bracelet),shipping coffin,digital copy of original purchase receipt

Posted at

May 8, 2026, 7:25 PM

Active

View listing on r/WatchExchange

2021 Omega Aqua Terra - Priced To Sell

Omega - Aqua Terra · $3,995

The Omega Aqua Terra is a 41mm case watch with a silver dial and orange accents, featuring an in-house Co-Axial Master Chronometer movement for exceptional accuracy and reliability.

Condition: Good Condition (8/10)
Case size: 41mm
Dial color: silver
Movement type: Co-Axial Master Chronometer

Posted at

May 8, 2026, 6:44 PM

Active

View listing on r/WatchExchange

30mm Omega Aqua Terra Steel Mother Pearl Diamond Dial 23110306155001 Box+ papers

Omega - 23110306155001 · $2,490

The Omega Aqua Terra is a ladies watch that features an effortless elegance with a contemporary design. It has a sleek stainless steel case, factory original Mother of Pearl diamond set dial, and a mesmerizing visual effect.

Case diameter: 30mm
Bracelet size fits wrist up to: 6.6 inches

Posted at

May 8, 2026, 2:16 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra 41.5mm - 231.10.42.21.02.001

Omega - 231.10.42.21.02.001 · $2,895

Aqua Terra White Dial, 41.5mm in size, with a small mark on the dial near the 2 o'clock marker and good timegrapher results.

Condition: very clean pre-owned condition with light wear throughout
Diameter: 41.5mm

Posted at

May 8, 2026, 1:13 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra 231.10.39.21.01.001 Black Teak 38.5mm - $2,890

Omega - 231.10.39.21.01.001 · $2,890

Up for sale is my great condition Omega Seamaster Aqua Terra 231.10.39.21.01.001, featuring an automatic Omega Calibre 8500 movement and measuring at 38.5mm in diameter.

Condition: Very good condition, minimal marks/hairlines on case, caseback, and bracelet.
Movement: Omega Calibre 8500
Bracelet material: Steel
Case material: Steel

Posted at

May 7, 2026, 9:57 PM

Active

View listing on r/WatchExchange