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 Links

Omega · $50

This Omega Seamaster Aqua Terra is an excellent condition watch that has never been used. It is priced to sell and comes with authentic OEM links.

Condition: Excellent, never used
Status: Genuine OEM Authentic

Posted at

Mar 7, 2026, 8:34 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra 41.5mm 231.10.42.21.03.003 | 2023 Box and Papers

Omega - 231.10.42.21.03.003 · $4,350

2023 Omega Seamaster Aqua Terra 41.5mm watch in very good condition. The watch has a slight wear on the polished parts of the case, bezel, and bracelet, as well as a tiny ding by 8 o'clock on the bezel.

Condition: Great Pre-Owned Condition with slight wear on polished parts and a tiny ding by 8 o'clock on bezel
Case Size: 41.5mm
Bracelet Links: 15.5 Links
Serviced: Unknown

Posted at

Mar 7, 2026, 4:30 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra Black $4000

Omega - Aqua Terra Black · $4,000

Posted at

Mar 7, 2026, 10:49 AM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra – Ref 231.23.39.21.06.001 – 2012 Full Set

Omega - 231.23.39.21.06.001 · $7,900

This Aqua Terra presents exceptionally well overall, with a stainless steel case and a distinctive feature of a solid 18k gold bezel paired with matching gold hands and crown.

Condition: Very good condition
Case size: 39mm diameter
Year of manufacture: 2012
Movement type: Co-Axial automatic

Posted at

Mar 7, 2026, 9:58 AM

Active

View listing on r/WatchExchange

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

Omega - 231.10.42.21.03.003 · $3,499

The Omega Seamaster Aqua Terra 150m features a blue dial and a 41.5mm case, along with a Master Co-Axial movement.

Depth rating: 150m
Bracelet length: 7.25 inches

Posted at

Mar 7, 2026, 9:12 AM

Active

View listing on r/WatchExchange

OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$9,600🔥

OMEGA - 220.10.43.22.03.002 · $9,600

The OMEGA Seamaster Aqua Terra Worldtimer 'Summer Blue' is a sophisticated travel companion that puts the world on your wrist, featuring a 43mm stainless steel case and a dial with a laser-ablated Earth design surrounded by a 24-hour glass ring indicating day and night.

Condition: VERY GOOD - some light scratches on case and bracelet
Case size: 43mm
Bracelet length: ~7 inches

Posted at

Mar 6, 2026, 8:19 PM

Active

View listing on r/WatchExchange

OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 🔥$6,100🔥

OMEGA - 220.10.38.20.13.003 · $6,100

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

Condition: UNWORN
Diameter: 38mm
Case material: stainless steel

Posted at

Mar 6, 2026, 8:16 PM

Active

View listing on r/WatchExchange

Omega Aqua Terra rubber strap with deployant and end links, 20mm, OEM

Omega - Aqua Terra (no model number provided) · $525

This listing is for an OEM Omega Aqua Terra 20mm blue rubber strap with deployant and end links. It fits the 41mm teak dial version and is in outstanding condition.

Condition: near mint
Material: rubber
Size: 20mm (strap width)
Style: teak dial

Posted at

Mar 6, 2026, 2:24 PM

Active

View listing on r/WatchExchange

Omega Aqua Terra 20mm OEM bracelet

Omega - Aqua Terra 41mm teak dial (assuming standard reference, no exact ref provided) · $525

Condition: near mint
Bracelet size: 20mm
Condition rating: outstanding, near mint

Posted at

Mar 6, 2026, 2:21 PM

Active

View listing on r/WatchExchange