Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 38.5 Red Gold / Grey / Bracelet

Reference 231.50.39.21.06.001

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 38.5 Red Gold / Grey / Bracelet is a masterpiece of luxury watchmaking, boasting a stunning red gold case and bracelet that exudes sophistication. The grey dial is a perfect canvas for the watch's various features, striking a balance between elegance and functionality. The Omega caliber 8501 movement is a certified chronometer, offering reliable accuracy and performance at all times. With its water resistance of 150 meters, this watch is ready to accompany you on any adventure, whether sailing, swimming, or simply enjoying a casual day out. Its design is inspired by the world of sailing, with features that embody the spirit of the oceans. This timepiece is perfect for those who appreciate luxury without sacrificing functionality, and its unique features and robust heritage set it apart from other brands at a similar price point.

Buy Now on Jomashop

This is an affiliate link

Key Features

Omega caliber 8501 movement
Stunning red gold case and bracelet
Water-resistant up to 150m
Elegant and versatile design suitable for various occasions
Certified chronometer with reliable accuracy and performance

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Co-Axial 38.5 Red Gold / Grey / Bracelet

Reference

231.50.39.21.06.001

Movement

8501

Movement Features

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

Case

Red Gold 38.5mm

Dial Color

Grey

Crystal

Sapphire

Water Resistance

150

Current Listings

OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$10,100🔥

OMEGA - 220.10.43.22.03.002 · $10,100

A sophisticated travel companion with a 43mm stainless steel case, featuring a dial that captures the essence of a perfect day at sea, showcasing Earth on a grade 5 titanium plate.

Condition: VERY GOOD - Some light scratches on case and bracelet.
Case size: 43mm
Bracelet length: ~7in

Posted at

Feb 8, 2026, 7:36 PM

Active

View listing on r/WatchExchange

OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 🔥$6,300🔥

OMEGA - 220.10.38.20.13.003 · $6,300

The OMEGA Seamaster Aqua Terra Ref. 220.10.38.20.13.003 features a stunning Terracotta dial, symmetrical case design, and polished brushed bracelet.

Condition: UNWORN
Dial color: Terracotta
Case size: 38mm diameter
Bracelet length: ~7 inch pre-sized

Posted at

Feb 8, 2026, 7:33 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra 150m | Calibre 8500 Co-Axial | 231.10.39.21.06.001

Omega - 231.10.39.21.06.001 · $2,750

Aqua Terra 150m with Calibre 8500 Co-Axial movement, a 38.5mm case size and a 7.25 inch long bracelet.

Case size: 38.5mm
Bracelet length: 7.25 inches

Posted at

Feb 8, 2026, 1:09 PM

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 · $3,699

This Omega Seamaster Aqua Terra Master Co-Axial features a blue dial and a 41.5mm case.

Case Diameter: 41.5mm
Bracelet Length: 7.25"
Accepted Payment Methods: Zelle, PayPal, or Western Union

Posted at

Feb 8, 2026, 1:00 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra Worldtimer | Ref. 220.12.43.22.03.001 | 2024 | Full Set | Like New

Omega - 220.12.43.22.03.001 · $7,190

This Omega Seamaster Aqua Terra Worldtimer features a striking blue dial with a laser-ablated globe at the center, surrounded by 24-hour and global city rings for simultaneous reading of time zones worldwide.

Condition: Like New
Case size: 43mm diameter
Dial color: blue
Water resistance: 150m depth rating

Posted at

Feb 7, 2026, 1:12 AM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra 150M “Spectre” Blue Dial – 41.5mm Ref: 231.10.42.21.03.003 Full Set 2020 Mint Condition

Omega - 231.10.42.21.03.003 · $3,900

This Aqua Terra 'Spectre' configuration features a strong 41.5mm case with a blue teak dial, powered by the reliable in-house Calibre 8500. It's suitable for daily wear and offers excellent magnetic resistance.

Condition: Excellent condition
Dial color: blue
Case size: 41.5mm
Water resistance: 150m

Posted at

Feb 6, 2026, 10:19 PM

Active

View listing on r/WatchExchange

2021 OMEGA SEAMASTER AQUA TERRA 150M 220.10.43.22.03.001

OMEGA - 220.10.43.22.03.001 · $6,900

This 2021 Omega Seamaster Aqua Terra features a 43mm stainless steel case, blue dial, and Calibre 8938 movement with a 60-hour power reserve. It has a water resistance of 150 meters.

Condition: Pre-owned, cosmetic condition: 9/10, fully functional
Case size: 43mm
Movement: Calibre 8938
Power reserve: 60 hours

Posted at

Feb 6, 2026, 6:35 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra 38 Green 220.12.38.20.10.001 MINT REDUCED

Omega - 220.12.38.20.10.001 · $4,699

This Omega Seamaster Aqua Terra 38 Green is a high-end watch in mint condition, complete with box and papers.

Condition: Mint
Water Resistance: 30m

Posted at

Feb 6, 2026, 1:50 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra Day Date, Blue dial.

Omega - Seamaster Aqua Terra Day Date · $3,850

This Omega Seamaster Aqua Terra Day Date features a blue dial and is one of the seller's daily wear pieces. It comes with original box, strap, and clasp.

Condition: pre-owned with minor wear (micro hairline)
Original Box: true
Strap Condition: original
Case Size: 40mm diameter

Posted at

Feb 5, 2026, 8:21 PM

Active

View listing on r/WatchExchange